$APD
Air Products & Chemicals, Inc. Stock $apd

$apd Overview Financials Valuation SEC Filings Company Website

2018 Form 10-K Financial Statement

#000000296918000044 Filed on November 20, 2018

Income Statement

Concept	2018	2017 Q3	2017 Q2
Revenue	$8.930B	$2.203B	$2.122B
YoY Change	9.07%	13.24%	10.83%
Cost Of Revenue	$6.190B	$1.545B	$1.486B
YoY Change	7.62%	14.66%	12.56%
Gross Profit	$2.741B	$658.1M	$635.9M
YoY Change	12.5%	10.05%	7.0%
Gross Profit Margin	30.69%	29.87%	29.97%
Selling, General & Admin	$760.8M	$187.1M	$184.1M
YoY Change	6.63%	6.98%	9.32%
% of Gross Profit	27.76%	28.43%	28.95%
Research & Development	$64.50M	$13.20M	$14.60M
YoY Change	11.98%	-25.84%	-21.93%
% of Gross Profit	2.35%	2.01%	2.3%
Depreciation & Amortization	$970.7M	$231.0M	$216.9M
YoY Change	12.12%	8.71%	1.59%
% of Gross Profit	35.42%	35.1%	34.11%
Operating Expenses	$825.3M	$151.3M	$198.7M
YoY Change	7.03%	-12.34%	6.2%
Operating Profit	$1.966B	$457.4M	$258.7M
YoY Change	36.5%	16.98%	-34.44%
Interest Expense	$130.5M	$13.00M	$29.80M
YoY Change	8.21%	83.1%	-15.1%
% of Operating Profit	6.64%	2.84%	11.52%
Other Income/Expense, Net	$5.100M	$7.800M	$3.700M
YoY Change	-69.28%
Pretax Income	$2.015B	$479.2M	$195.7M
YoY Change	42.29%	22.49%	-51.27%
Income Tax	$524.3M	-$1.300M	$89.30M
% Of Pretax Income	26.02%	-0.27%	45.63%
Net Earnings	$1.498B	$468.7M	$101.9M
YoY Change	-50.08%	18.96%	-70.62%
Net Earnings / Revenue	16.77%	21.27%	4.8%
Basic Earnings Per Share	$6.83	$2.15	$0.47
Diluted Earnings Per Share	$6.78	$2.13	$0.46
COMMON SHARES
Basic Shares Outstanding	219.3M shares		218.1M shares
Diluted Shares Outstanding	220.8M shares	220.1M shares	219.8M shares

Balance Sheet

Concept	2018	2017 Q3	2017 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$2.976B	$3.678B	$3.349B
YoY Change	-19.09%	184.45%	550.29%
Cash & Equivalents	$2.791B	$3.274B	$2.333B
Short-Term Investments	$185.0M	$404.0M	$1.016B
Other Short-Term Assets	$256.0M	$403.3M	$431.7M
YoY Change	-20.74%	-25.07%	-10.01%
Inventory	$474.0M	$335.4M	$293.3M
Prepaid Expenses		$191.4M	$79.00M
Receivables	$1.207B	$1.174B	$1.101B
Other Receivables	$170.0M	$0.00	$0.00
Total Short-Term Assets	$5.082B	$5.877B	$5.347B
YoY Change	-13.53%	36.12%	58.25%
LONG-TERM ASSETS
Property, Plant & Equipment	$9.924B	$8.440B	$8.317B
YoY Change	17.58%	2.19%	-5.47%
Goodwill		$721.5M	$705.1M
YoY Change		-14.63%	-37.89%
Intangibles		$368.3M	$363.8M
YoY Change		-5.05%	-25.94%
Long-Term Investments	$1.277B	$1.287B	$1.245B
YoY Change	-0.78%	0.23%	-1.97%
Other Assets	$562.0M	$641.8M	$736.9M
YoY Change	0.36%	-4.35%	-3.51%
Total Long-Term Assets	$14.10B	$12.59B	$12.51B
YoY Change	11.96%	-8.17%	-8.74%
TOTAL ASSETS
Total Short-Term Assets	$5.082B	$5.877B	$5.347B
Total Long-Term Assets	$14.10B	$12.59B	$12.51B
Total Assets	$19.18B	$18.47B	$17.85B
YoY Change	3.85%	2.43%	4.51%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$925.0M	$1.814B	$1.466B
YoY Change	40.15%	14.88%	-11.58%
Accrued Expenses	$285.0M
YoY Change	13.1%
Deferred Revenue
YoY Change
Short-Term Debt	$54.00M	$144.0M	$143.4M
YoY Change	-62.5%	-84.61%	-86.25%
Long-Term Debt Due	$407.0M	$416.0M	$416.0M
YoY Change	-2.16%	13.85%	-41.83%
Total Short-Term Liabilities	$2.338B	$2.489B	$2.433B
YoY Change	-6.07%	-24.19%	-33.5%
LONG-TERM LIABILITIES
Long-Term Debt	$3.352B	$3.402B	$3.367B
YoY Change	-1.47%	-12.99%	-14.24%
Other Long-Term Liabilities	$1.353B	$1.612B	$1.910B
YoY Change	-16.07%	-11.26%	35.06%
Total Long-Term Liabilities	$4.705B	$5.793B	$5.911B
YoY Change	-6.16%	-23.09%	-5.34%
TOTAL LIABILITIES
Total Short-Term Liabilities	$2.338B	$2.489B	$2.433B
Total Long-Term Liabilities	$4.705B	$5.793B	$5.911B
Total Liabilities	$8.321B	$8.282B	$8.344B
YoY Change	-0.72%	-23.43%	-15.75%
SHAREHOLDERS EQUITY
Retained Earnings		$12.85B	$12.58B
YoY Change		22.63%	22.55%
Common Stock		$1.251B	$1.236B
YoY Change		2.55%	4.3%
Preferred Stock
YoY Change
Treasury Stock (at cost)		$2.164B	$2.191B
YoY Change		-2.85%	-4.03%
Treasury Stock Shares		31.11M shares	31.50M shares
Shareholders Equity	$10.86B	$10.09B	$9.412B
YoY Change
Total Liabilities & Shareholders Equity	$19.18B	$18.47B	$17.85B
YoY Change	3.85%	2.43%	4.51%

Cashflow Statement

Concept	2018	2017 Q3	2017 Q2
OPERATING ACTIVITIES
Net Income	$1.498B	$468.7M	$101.9M
YoY Change	-50.08%	18.96%	-70.62%
Depreciation, Depletion And Amortization	$970.7M	$231.0M	$216.9M
YoY Change	12.12%	8.71%	1.59%
Cash From Operating Activities	$2.534B	$722.5M	$505.0M
YoY Change	62.23%	-16.89%	-29.79%
INVESTING ACTIVITIES
Capital Expenditures	$1.568B	-$232.9M	-$274.6M
YoY Change	50.85%	12.62%	19.97%
Acquisitions	$345.4M
YoY Change	4112.2%
Other Investing Activities	-$5.500M	$626.0M	$416.2M
YoY Change	61.76%	-1562.62%	-1652.99%
Cash From Investing Activities	-$1.623B	$393.1M	$141.6M
YoY Change	-169.4%	-257.49%	-155.38%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net	$418.7M
YoY Change	-13.47%
Cash From Financing Activities	-1.360B	-186.5M	-192.6M
YoY Change	-31.02%	-151.38%	-25.55%
NET CHANGE
Cash From Operating Activities	2.534B	722.5M	505.0M
Cash From Investing Activities	-1.623B	393.1M	141.6M
Cash From Financing Activities	-1.360B	-186.5M	-192.6M
Net Change In Cash	-$482.3M	929.1M	454.0M
YoY Change	-124.82%	-5.45%	121.57%
FREE CASH FLOW
Cash From Operating Activities	$2.534B	$722.5M	$505.0M
Capital Expenditures	$1.568B	-$232.9M	-$274.6M
Free Cash Flow	$966.0M	$955.4M	$779.6M
YoY Change	84.88%	-11.22%	-17.78%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2017	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	-19300000	USD
CY2018	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	1100000	USD
CY2018	dei	Amendment Flag AmendmentFlag	false
CY2018	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--09-30
CY2018	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2018	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
CY2018	dei	Document Period End Date DocumentPeriodEndDate	2018-09-30
CY2018	dei	Document Type DocumentType	10-K
CY2018	dei	Entity Central Index Key EntityCentralIndexKey	0000002969
CY2018	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2018	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2018	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2018	dei	Entity Registrant Name EntityRegistrantName	AIR PRODUCTS & CHEMICALS INC /DE/
CY2018	dei	Entity Shell Company EntityShellCompany	false
CY2018	dei	Entity Small Business EntitySmallBusiness	false
CY2018	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2018	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2016	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	3.39
CY2017Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2017Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	249455584	shares
CY2018Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	249455584	shares
CY2016	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	-19800000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Before Reclassification Adjustments Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax	157400000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Before Reclassification Adjustments Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax	-109000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Before Reclassification Adjustments Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax	-55200000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	9400000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	-11700000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	9200000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax	-43000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax	-50700000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax	-44900000	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	9100000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	-11000000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	9700000	USD
CY2017Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2018Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2017Q3	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2018Q3	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2018Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	2186000	shares
CY2018Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	89.33
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2018Q3	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	169867000	USD
CY2018	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P3Y11M
CY2017Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	31109510	shares
CY2018Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	29940339	shares
CY2018	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	0	shares
CY2018Q1	dei	Entity Public Float EntityPublicFloat	34800000000	USD
CY2018Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	219533532	shares
CY2018	us-gaap	Revenues Revenues	8930200000	USD
CY2017	us-gaap	Revenues Revenues	8187600000	USD
CY2016	us-gaap	Revenues Revenues	7503700000	USD
CY2018	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	6189500000	USD
CY2017	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	5751500000	USD
CY2016	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	5177300000	USD
CY2018	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	760800000	USD
CY2017	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	713500000	USD
CY2016	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	683800000	USD
CY2018	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	64500000	USD
CY2017	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	57600000	USD
CY2016	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	71800000	USD
CY2018	apd	Business Separation Costs Legal And Advisory Fees Before Tax BusinessSeparationCostsLegalAndAdvisoryFeesBeforeTax	0	USD
CY2017	apd	Business Separation Costs Legal And Advisory Fees Before Tax BusinessSeparationCostsLegalAndAdvisoryFeesBeforeTax	32500000	USD
CY2016	apd	Business Separation Costs Legal And Advisory Fees Before Tax BusinessSeparationCostsLegalAndAdvisoryFeesBeforeTax	50600000	USD
CY2018	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	0	USD
CY2017	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	151400000	USD
CY2016	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	34500000	USD
CY2018	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	0	USD
CY2017	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	162100000	USD
CY2016	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	0	USD
CY2018	apd	Other Income Expense Net OtherIncomeExpenseNet	50200000	USD
CY2017	apd	Other Income Expense Net OtherIncomeExpenseNet	121000000.0	USD
CY2016	apd	Other Income Expense Net OtherIncomeExpenseNet	49400000	USD
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	1965600000	USD
CY2017	us-gaap	Operating Income Loss OperatingIncomeLoss	1440000000.0	USD
CY2016	us-gaap	Operating Income Loss OperatingIncomeLoss	1535100000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	174800000	USD
CY2016	us-gaap	Interest Expense InterestExpense	115200000	USD
CY2017	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	80100000	USD
CY2016	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	147000000.0	USD
CY2018	us-gaap	Interest Expense InterestExpense	130500000	USD
CY2017	us-gaap	Interest Expense InterestExpense	120600000	USD
CY2018	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	5100000	USD
CY2017	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	16600000	USD
CY2016	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-5400000	USD
CY2018	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2017	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2016	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-6900000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2015000000.0	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1416100000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1554600000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	524300000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	260900000	USD
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	432600000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	1490700000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	1155200000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	1122000000.0	USD
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	42200000	USD
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	1866000000.0	USD
CY2016	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-460500000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	1532900000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	3021200000	USD
CY2016	us-gaap	Profit Loss ProfitLoss	661500000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	35100000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	20800000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	22500000	USD
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CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Noncontrolling Interest IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest	0	USD
CY2016	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Noncontrolling Interest IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest	7900000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	1497800000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	3000400000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	631100000	USD
CY2018	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1455600000	USD
CY2017	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1134400000	USD
CY2016	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1099500000	USD
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	42200000	USD
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	1866000000.0	USD
CY2016	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-468400000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	1497800000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	3000400000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	631100000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	6.64
CY2017	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	5.20
CY2016	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	5.08
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.19
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	8.56
CY2016	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-2.16
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.83
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	13.76
CY2016	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.92
CY2018	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	6.59
CY2017	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	5.16
CY2016	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	5.04
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.19
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	8.49
CY2016	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-2.15
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.78
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	13.65
CY2016	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.89
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	219300000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	218000000.0	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	216400000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	220800000	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	219800000	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	218300000	shares
CY2018	us-gaap	Profit Loss ProfitLoss	1532900000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	3021200000	USD
CY2016	us-gaap	Profit Loss ProfitLoss	661500000	USD
CY2018	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	-244600000	USD
CY2017	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	101900000	USD
CY2016	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	9900000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	45900000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-12600000	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	13700000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax	-179400000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax	-251600000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax	335100000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment From Aoci Realized Upon Sale Or Liquidation Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax	-3100000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment From Aoci Realized Upon Sale Or Liquidation Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax	-57300000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment From Aoci Realized Upon Sale Or Liquidation Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax	-2700000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	30400000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-24200000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	36000000.0	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax	133100000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax	110700000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax	87200000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	86500000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	533100000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-257600000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	1619400000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	3554300000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	403900000	USD
CY2018	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	35100000	USD
CY2017	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	20800000	USD
CY2016	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	30400000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	-19000000.0	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	3700000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	4800000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1603300000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	3529800000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	368700000	USD
CY2018Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2791300000	USD
CY2017Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3273600000	USD
CY2018Q3	us-gaap	Short Term Investments ShortTermInvestments	184700000	USD
CY2017Q3	us-gaap	Short Term Investments ShortTermInvestments	404000000.0	USD
CY2018Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1207200000	USD
CY2017Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1174000000.0	USD
CY2018Q3	us-gaap	Inventory Net InventoryNet	396100000	USD
CY2017Q3	us-gaap	Inventory Net InventoryNet	335400000	USD
CY2018Q3	us-gaap	Costs In Excess Of Billings On Uncompleted Contracts Or Programs Expected To Be Collected Within One Year CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear	77500000	USD
CY2017Q3	us-gaap	Costs In Excess Of Billings On Uncompleted Contracts Or Programs Expected To Be Collected Within One Year CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear	84800000	USD
CY2018Q3	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	129600000	USD
CY2017Q3	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	191400000	USD
CY2018Q3	us-gaap	Other Assets Current OtherAssetsCurrent	295800000	USD
CY2017Q3	us-gaap	Other Assets Current OtherAssetsCurrent	403300000	USD
CY2018Q3	us-gaap	Assets Of Disposal Group Including Discontinued Operation Current AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent	0	USD
CY2017Q3	us-gaap	Assets Of Disposal Group Including Discontinued Operation Current AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent	10200000	USD
CY2018Q3	us-gaap	Assets Current AssetsCurrent	5082200000	USD
CY2017Q3	us-gaap	Assets Current AssetsCurrent	5876700000	USD
CY2018Q3	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	1277200000	USD
CY2017Q3	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	1286900000	USD
CY2018Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	9923700000	USD
CY2017Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	8440200000	USD
CY2018Q3	us-gaap	Goodwill Goodwill	788900000	USD
CY2017Q3	us-gaap	Goodwill Goodwill	721500000	USD
CY2018Q3	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	438500000	USD
CY2017Q3	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	368300000	USD
CY2018Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-1741900000	USD
CY2018Q3	us-gaap	Capital Leases Lessor Balance Sheet Net Investment In Direct Financing And Sales Type Leases Noncurrent CapitalLeasesLessorBalanceSheetNetInvestmentInDirectFinancingAndSalesTypeLeasesNoncurrent	1013300000	USD
CY2017Q3	us-gaap	Capital Leases Lessor Balance Sheet Net Investment In Direct Financing And Sales Type Leases Noncurrent CapitalLeasesLessorBalanceSheetNetInvestmentInDirectFinancingAndSalesTypeLeasesNoncurrent	1131800000	USD
CY2018Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	654500000	USD
CY2017Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	641800000	USD
CY2018Q3	us-gaap	Assets Noncurrent AssetsNoncurrent	14096100000	USD
CY2017Q3	us-gaap	Assets Noncurrent AssetsNoncurrent	12590500000	USD
CY2018Q3	us-gaap	Assets Assets	19178300000	USD
CY2017Q3	us-gaap	Assets Assets	18467200000	USD
CY2018Q3	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	1817800000	USD
CY2017Q3	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	1814300000	USD
CY2018Q3	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	59600000	USD
CY2017Q3	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	98600000	USD
CY2018Q3	us-gaap	Short Term Borrowings ShortTermBorrowings	54300000	USD
CY2017Q3	us-gaap	Short Term Borrowings ShortTermBorrowings	144000000.0	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	406600000	USD
CY2017Q3	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	416400000	USD
CY2018Q3	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Current LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent	0	USD
CY2017Q3	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Current LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent	15700000	USD
CY2018Q3	us-gaap	Liabilities Current LiabilitiesCurrent	2338300000	USD
CY2017Q3	us-gaap	Liabilities Current LiabilitiesCurrent	2489000000.0	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	2967400000	USD
CY2017Q3	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	3402400000	USD
CY2018Q3	us-gaap	Notes Payable Related Parties Noncurrent NotesPayableRelatedPartiesNoncurrent	384300000	USD
CY2017Q3	us-gaap	Notes Payable Related Parties Noncurrent NotesPayableRelatedPartiesNoncurrent	0	USD
CY2018Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	1536900000	USD
CY2017Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	1611900000	USD
CY2018Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	775100000	USD
CY2017Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	778400000	USD
CY2018Q3	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	5663700000	USD
CY2017Q3	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	5792700000	USD
CY2018Q3	us-gaap	Liabilities Liabilities	8002000000.0	USD
CY2017Q3	us-gaap	Liabilities Liabilities	8281700000	USD
CY2018Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2017Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2018Q3	us-gaap	Common Stock Value CommonStockValue	249400000	USD
CY2017Q3	us-gaap	Common Stock Value CommonStockValue	249400000	USD
CY2018Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1029300000	USD
CY2017Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1001100000	USD
CY2018Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	13409900000	USD
CY2017Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	12846600000	USD
CY2017Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-1847400000	USD
CY2018Q3	us-gaap	Treasury Stock Value TreasuryStockValue	2089200000	USD
CY2017Q3	us-gaap	Treasury Stock Value TreasuryStockValue	2163500000	USD
CY2018Q3	us-gaap	Stockholders Equity StockholdersEquity	10857500000	USD
CY2017Q3	us-gaap	Stockholders Equity StockholdersEquity	10086200000	USD
CY2018Q3	us-gaap	Minority Interest MinorityInterest	318800000	USD
CY2017Q3	us-gaap	Minority Interest MinorityInterest	99300000	USD
CY2018Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	11176300000	USD
CY2017Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10185500000	USD
CY2018Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	19178300000	USD
CY2017Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	18467200000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	1532900000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	3021200000	USD
CY2016	us-gaap	Profit Loss ProfitLoss	661500000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	35100000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	20800000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	22500000	USD
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Noncontrolling Interest IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest	0	USD
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Noncontrolling Interest IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest	0	USD
CY2016	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Noncontrolling Interest IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest	7900000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	1497800000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	3000400000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	631100000	USD
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	42200000	USD
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	1866000000.0	USD
CY2016	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-468400000	USD
CY2018	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1455600000	USD
CY2017	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1134400000	USD
CY2016	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1099500000	USD
CY2018	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	970700000	USD
CY2017	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	865800000	USD
CY2016	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	854600000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-55400000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-38000000.0	USD
CY2016	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	61800000	USD
CY2018	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2017	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2016	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-6900000	USD
CY2018	apd	Tax Cuts And Jobs Act Of2017 Tax Reform Repatriation TaxCutsAndJobsActOf2017TaxReformRepatriation	240600000	USD
CY2017	apd	Tax Cuts And Jobs Act Of2017 Tax Reform Repatriation TaxCutsAndJobsActOf2017TaxReformRepatriation	0	USD
CY2016	apd	Tax Cuts And Jobs Act Of2017 Tax Reform Repatriation TaxCutsAndJobsActOf2017TaxReformRepatriation	0	USD
CY2018	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	52300000	USD
CY2017	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	60100000	USD
CY2016	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	51100000	USD
CY2018	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	6900000	USD
CY2017	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	24300000	USD
CY2016	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	7300000	USD
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	38800000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	39900000	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	31000000.0	USD
CY2018	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	-97400000	USD
CY2017	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	-92200000	USD
CY2016	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	-85500000	USD
CY2018	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	0	USD
CY2017	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	162100000	USD
CY2016	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	0	USD
CY2018	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	0	USD
CY2017	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	79500000	USD
CY2016	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	0	USD
CY2018	us-gaap	Other Asset Impairment Charges OtherAssetImpairmentCharges	0	USD
CY2017	us-gaap	Other Asset Impairment Charges OtherAssetImpairmentCharges	69200000	USD
CY2016	us-gaap	Other Asset Impairment Charges OtherAssetImpairmentCharges	0	USD
CY2018	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	131600000	USD
CY2017	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	165400000	USD
CY2016	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	156700000	USD
CY2018	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	42800000	USD
CY2017	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	73600000	USD
CY2016	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	44800000	USD
CY2018	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	64200000	USD
CY2017	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-6400000	USD
CY2016	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-32200000	USD
CY2018	us-gaap	Increase Decrease In Cost In Excess Of Billing On Uncompleted Contract IncreaseDecreaseInCostInExcessOfBillingOnUncompletedContract	-4700000	USD
CY2017	us-gaap	Increase Decrease In Cost In Excess Of Billing On Uncompleted Contract IncreaseDecreaseInCostInExcessOfBillingOnUncompletedContract	19300000	USD
CY2016	us-gaap	Increase Decrease In Cost In Excess Of Billing On Uncompleted Contract IncreaseDecreaseInCostInExcessOfBillingOnUncompletedContract	-28200000	USD
CY2018	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	-123600000	USD
CY2017	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	-124700000	USD
CY2016	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	6700000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-277700000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	163800000	USD
CY2016	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	60100000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	9000000.0	USD
CY2017	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	154000000.0	USD
CY2016	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	47800000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	2554700000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	2534100000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	2258800000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1568400000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1039700000	USD
CY2016	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	907700000	USD
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	345400000	USD
CY2017	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	8200000	USD
CY2016	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2018	apd	Equity Method Investments Paymentsto Acquire Or Collections From Advances EquityMethodInvestmentsPaymentstoAcquireOrCollectionsFromAdvances	0	USD
CY2017	apd	Equity Method Investments Paymentsto Acquire Or Collections From Advances EquityMethodInvestmentsPaymentstoAcquireOrCollectionsFromAdvances	8100000	USD
CY2016	apd	Equity Method Investments Paymentsto Acquire Or Collections From Advances EquityMethodInvestmentsPaymentstoAcquireOrCollectionsFromAdvances	0	USD
CY2018	us-gaap	Proceeds From Sales Of Assets Investing Activities ProceedsFromSalesOfAssetsInvestingActivities	48800000	USD
CY2017	us-gaap	Proceeds From Sales Of Assets Investing Activities ProceedsFromSalesOfAssetsInvestingActivities	42500000	USD
CY2016	apd	Proceeds From Sale Of Assets And Investments ProceedsFromSaleOfAssetsAndInvestments	44600000	USD
CY2018	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	530300000	USD
CY2017	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	2692600000	USD
CY2016	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	0	USD
CY2018	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	748200000	USD
CY2017	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	2290700000	USD
CY2016	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	0	USD
CY2018	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	2000000.0	USD
CY2017	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	2300000	USD
CY2016	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1700000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-1649100000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-1417700000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-864800000	USD
CY2018	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	500000	USD
CY2017	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	2400000	USD
CY2016	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	386900000	USD
CY2018	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	418700000	USD
CY2017	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	483900000	USD
CY2016	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	480400000	USD
CY2018	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-78500000	USD
CY2017	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-798600000	USD
CY2016	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-144200000	USD
CY2018	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	897800000	USD
CY2017	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	787900000	USD
CY2016	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	721200000	USD
CY2018	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	76200000	USD
CY2017	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	68400000	USD
CY2016	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	141300000	USD
CY2018	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-41500000	USD
CY2017	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-41300000	USD
CY2016	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-42600000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-1359800000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-2040900000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-860200000	USD
CY2018	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	-12800000	USD
CY2017	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	-966200000	USD
CY2016	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	401900000	USD
CY2018	us-gaap	Cash Provided By Used In Investing Activities Discontinued Operations CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations	18600000	USD
CY2017	us-gaap	Cash Provided By Used In Investing Activities Discontinued Operations CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations	3750600000	USD
CY2016	us-gaap	Cash Provided By Used In Investing Activities Discontinued Operations CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations	-204200000	USD
CY2018	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	0	USD
CY2017	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	69500000	USD
CY2016	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	555900000	USD
CY2018	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	5800000	USD
CY2017	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	2853900000	USD
CY2016	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	753600000	USD
CY2018	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-33900000	USD
CY2017	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	13400000	USD
CY2016	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	7500000	USD
CY2018	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-482300000	USD
CY2017	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	1942800000	USD
CY2016	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	1294900000	USD
CY2017Q3	us-gaap	Cash And Cash Equivalents At Carrying Value Including Discontinued Operations CashAndCashEquivalentsAtCarryingValueIncludingDiscontinuedOperations	3273600000	USD
CY2016Q3	us-gaap	Cash And Cash Equivalents At Carrying Value Including Discontinued Operations CashAndCashEquivalentsAtCarryingValueIncludingDiscontinuedOperations	1330800000	USD
CY2015Q3	us-gaap	Cash And Cash Equivalents At Carrying Value Including Discontinued Operations CashAndCashEquivalentsAtCarryingValueIncludingDiscontinuedOperations	206400000	USD
CY2018Q3	us-gaap	Cash And Cash Equivalents At Carrying Value Including Discontinued Operations CashAndCashEquivalentsAtCarryingValueIncludingDiscontinuedOperations	2791300000	USD
CY2017Q3	us-gaap	Cash And Cash Equivalents At Carrying Value Including Discontinued Operations CashAndCashEquivalentsAtCarryingValueIncludingDiscontinuedOperations	3273600000	USD
CY2016Q3	apd	Cashand Cash Equivalentsat Carrying Value Including Discontinued Operations And Spinoff CashandCashEquivalentsatCarryingValueIncludingDiscontinuedOperationsAndSpinoff	1501300000	USD
CY2018Q3	us-gaap	Disposal Group Including Discontinued Operation Cash And Cash Equivalents DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents	0	USD
CY2017Q3	us-gaap	Disposal Group Including Discontinued Operation Cash And Cash Equivalents DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents	0	USD
CY2016Q3	us-gaap	Disposal Group Including Discontinued Operation Cash And Cash Equivalents DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents	208100000	USD
CY2018Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2791300000	USD
CY2017Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3273600000	USD
CY2016Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1293200000	USD
CY2015Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7381100000	USD
CY2016	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	661500000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-257600000	USD
CY2016	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	733700000	USD
CY2016	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	33600000	USD
CY2016	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	37600000	USD
CY2016	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	127100000	USD
CY2016	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	33200000	USD
CY2016	us-gaap	Stockholders Equity Other StockholdersEquityOther	2200000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	40700000	USD
CY2016Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7213400000	USD
CY2017	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	3021200000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	533100000	USD
CY2017	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	808500000	USD
CY2017	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	28000000.0	USD
CY2017	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	53900000	USD
CY2017	us-gaap	Stockholders Equity Note Spinoff Transaction StockholdersEquityNoteSpinoffTransaction	152600000	USD
CY2017	us-gaap	Cumulative Effect On Retained Earnings Net Of Tax1 CumulativeEffectOnRetainedEarningsNetOfTax1	8800000	USD
CY2017	us-gaap	Stockholders Equity Other StockholdersEquityOther	1700000	USD
CY2017Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10185500000	USD
CY2018	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	1532900000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	86500000	USD
CY2018	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	931800000	USD
CY2018	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	29900000	USD
CY2018	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	38100000	USD
CY2018	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	63000000.0	USD
CY2018	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	227400000	USD
CY2018	us-gaap	Stockholders Equity Other StockholdersEquityOther	-4600000	USD
CY2018Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	11176300000	USD
CY2018	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	Reclassifications<span style="font-family:Arial;font-size:10pt;">The consolidated financial statements and accompanying notes reflect accounting guidance that was adopted during fiscal year </span><span style="font-family:Arial;font-size:10pt;">2018</span><span style="font-family:Arial;font-size:10pt;">. Refer to Note </span><span style="font-family:Arial;font-size:10pt;">2</span><span style="font-family:Arial;font-size:10pt;">, </span><span style="font-family:Arial;font-size:10pt;">New Accounting Guidance</span><span style="font-family:Arial;font-size:10pt;">, for additional information. Certain prior year information has been reclassified to conform to the fiscal year </span><span style="font-family:Arial;font-size:10pt;">2018</span> presentation.
CY2018	us-gaap	Use Of Estimates UseOfEstimates	Estimates and AssumptionsThe preparation of the financial statements in conformity with GAAP requires management to make estimates and assumptions that affect amounts reported in the financial statements and accompanying notes. Actual results could differ from those estimates.
CY2018	us-gaap	Environmental Remediation Expense EnvironmentalRemediationExpense	12800000	USD
CY2017	us-gaap	Environmental Remediation Expense EnvironmentalRemediationExpense	11400000	USD
CY2016	us-gaap	Environmental Remediation Expense EnvironmentalRemediationExpense	12200000	USD
CY2018Q3	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	91300000	USD
CY2017Q3	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	93500000	USD
CY2018	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	24000000.0	USD
CY2017	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	45800000	USD
CY2016	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	21800000	USD
CY2018Q3	us-gaap	Accumulated Capitalized Interest Costs AccumulatedCapitalizedInterestCosts	19500000	USD
CY2017Q3	us-gaap	Accumulated Capitalized Interest Costs AccumulatedCapitalizedInterestCosts	19000000.0	USD
CY2016Q3	us-gaap	Accumulated Capitalized Interest Costs AccumulatedCapitalizedInterestCosts	32700000	USD
CY2018Q3	us-gaap	Asset Retirement Obligation AssetRetirementObligation	190400000	USD
CY2017Q3	us-gaap	Asset Retirement Obligation AssetRetirementObligation	144700000	USD
CY2018Q3	us-gaap	Acquired Finite Lived Intangible Asset Residual Value AcquiredFiniteLivedIntangibleAssetResidualValue	0	USD
CY2018Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2791300000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2791300000	USD
CY2018Q3	us-gaap	Short Term Investments ShortTermInvestments	184700000	USD
CY2018Q4	us-gaap	Short Term Investments ShortTermInvestments	184700000	USD
CY2018Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1207200000	USD
CY2018Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1207200000	USD
CY2018Q3	us-gaap	Inventory Net InventoryNet	396100000	USD
CY2018Q4	us-gaap	Inventory Net InventoryNet	396100000	USD
CY2018Q3	us-gaap	Costs In Excess Of Billings On Uncompleted Contracts Or Programs Expected To Be Collected Within One Year CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear	77500000	USD
CY2018Q4	us-gaap	Costs In Excess Of Billings On Uncompleted Contracts Or Programs Expected To Be Collected Within One Year CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear	0	USD
CY2018Q3	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	129600000	USD
CY2018Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	129600000	USD
CY2018Q3	us-gaap	Assets Assets	19178300000	USD
CY2018Q3	us-gaap	Other Assets Current OtherAssetsCurrent	295800000	USD
CY2018Q4	us-gaap	Other Assets Current OtherAssetsCurrent	399500000	USD
CY2018Q3	us-gaap	Assets Current AssetsCurrent	5082200000	USD
CY2018Q4	us-gaap	Assets Current AssetsCurrent	5108400000	USD
CY2018Q3	us-gaap	Assets Noncurrent AssetsNoncurrent	14096100000	USD
CY2018Q4	us-gaap	Assets Noncurrent AssetsNoncurrent	14096100000	USD
CY2018Q4	us-gaap	Assets Assets	19204500000	USD
CY2018Q3	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	1817800000	USD
CY2018Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	1844000000.0	USD
CY2018Q3	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	59600000	USD
CY2018Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	59600000	USD
CY2018Q3	us-gaap	Short Term Borrowings ShortTermBorrowings	54300000	USD
CY2018Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	54300000	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	406600000	USD
CY2018Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	406600000	USD
CY2018Q3	us-gaap	Liabilities Current LiabilitiesCurrent	2338300000	USD
CY2018Q4	us-gaap	Liabilities Current LiabilitiesCurrent	2364500000	USD
CY2018Q3	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	5663700000	USD
CY2018Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	5663700000	USD
CY2018Q3	us-gaap	Liabilities Liabilities	8002000000.0	USD
CY2018Q4	us-gaap	Liabilities Liabilities	8028200000	USD
CY2018Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	11176300000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	11176300000	USD
CY2018Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	19178300000	USD
CY2018Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	19204500000	USD
CY2018Q3	us-gaap	Liabilities Of Business Transferred Under Contractual Arrangement Noncurrent LiabilitiesOfBusinessTransferredUnderContractualArrangementNoncurrent	63000000	USD
CY2016	apd	Businessseparationcostsincometax Businessseparationcostsincometax	51800000	USD
CY2017	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	151400000	USD
CY2018Q2	us-gaap	Accounts Payable Related Parties Current AccountsPayableRelatedPartiesCurrent	2300000000	CNY
CY2018Q3	us-gaap	Notes Payable Related Parties Noncurrent NotesPayableRelatedPartiesNoncurrent	2600000000	CNY
CY2018Q3	us-gaap	Notes Payable Related Parties Noncurrent NotesPayableRelatedPartiesNoncurrent	384000000	USD
CY2018Q3	us-gaap	Accounts Payable Related Parties Current AccountsPayableRelatedPartiesCurrent	2200000000	CNY
CY2018Q3	us-gaap	Accounts Payable Related Parties Current AccountsPayableRelatedPartiesCurrent	330000000	USD
CY2018Q3	us-gaap	Inventory Finished Goods InventoryFinishedGoods	125400000	USD
CY2017Q3	us-gaap	Inventory Finished Goods InventoryFinishedGoods	120000000.0	USD
CY2018Q3	us-gaap	Inventory Work In Process InventoryWorkInProcess	21200000	USD
CY2017Q3	us-gaap	Inventory Work In Process InventoryWorkInProcess	15700000	USD
CY2018Q3	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	249500000	USD
CY2017Q3	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	223000000.0	USD
CY2018Q3	us-gaap	Inventory Gross InventoryGross	396100000	USD
CY2017Q3	us-gaap	Inventory Gross InventoryGross	358700000	USD
CY2018Q3	us-gaap	Inventory Lifo Reserve InventoryLIFOReserve	0	USD
CY2017Q3	us-gaap	Inventory Lifo Reserve InventoryLIFOReserve	23300000	USD
CY2018Q3	us-gaap	Inventory Net InventoryNet	396100000	USD
CY2017Q3	us-gaap	Inventory Net InventoryNet	335400000	USD
CY2017Q3	us-gaap	Percentage Of Lifo Inventory PercentageOfLIFOInventory	0.49
CY2018Q3	us-gaap	Equity Method Investment Summarized Financial Information Current Assets EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets	1556900000	USD
CY2017Q3	us-gaap	Equity Method Investment Summarized Financial Information Current Assets EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets	1333200000	USD
CY2018Q3	us-gaap	Equity Method Investment Summarized Financial Information Noncurrent Assets EquityMethodInvestmentSummarizedFinancialInformationNoncurrentAssets	4340800000	USD
CY2017Q3	us-gaap	Equity Method Investment Summarized Financial Information Noncurrent Assets EquityMethodInvestmentSummarizedFinancialInformationNoncurrentAssets	4026900000	USD
CY2018Q3	us-gaap	Equity Method Investment Summarized Financial Information Current Liabilities EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilities	635700000	USD
CY2017Q3	us-gaap	Equity Method Investment Summarized Financial Information Current Liabilities EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilities	666800000	USD
CY2018Q3	us-gaap	Equity Method Investment Summarized Financial Information Noncurrent Liabilities EquityMethodInvestmentSummarizedFinancialInformationNoncurrentLiabilities	2652500000	USD
CY2017Q3	us-gaap	Equity Method Investment Summarized Financial Information Noncurrent Liabilities EquityMethodInvestmentSummarizedFinancialInformationNoncurrentLiabilities	2194300000	USD
CY2018	us-gaap	Equity Method Investment Summarized Financial Information Revenue EquityMethodInvestmentSummarizedFinancialInformationRevenue	2663100000	USD
CY2017	us-gaap	Equity Method Investment Summarized Financial Information Revenue EquityMethodInvestmentSummarizedFinancialInformationRevenue	2343300000	USD
CY2016	us-gaap	Equity Method Investment Summarized Financial Information Revenue EquityMethodInvestmentSummarizedFinancialInformationRevenue	2271600000	USD
CY2018	us-gaap	Equity Method Investment Summarized Financial Information Gross Profit Loss EquityMethodInvestmentSummarizedFinancialInformationGrossProfitLoss	1050600000	USD
CY2017	us-gaap	Equity Method Investment Summarized Financial Information Gross Profit Loss EquityMethodInvestmentSummarizedFinancialInformationGrossProfitLoss	878600000	USD
CY2016	us-gaap	Equity Method Investment Summarized Financial Information Gross Profit Loss EquityMethodInvestmentSummarizedFinancialInformationGrossProfitLoss	871500000	USD
CY2018	us-gaap	Equity Method Investment Summarized Financial Information Income Loss From Continuing Operations Before Extraordinary Items EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems	635300000	USD
CY2017	us-gaap	Equity Method Investment Summarized Financial Information Income Loss From Continuing Operations Before Extraordinary Items EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems	509500000	USD
CY2016	us-gaap	Equity Method Investment Summarized Financial Information Income Loss From Continuing Operations Before Extraordinary Items EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems	482100000	USD
CY2018	us-gaap	Equity Method Investment Summarized Financial Information Net Income Loss EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss	388000000.0	USD
CY2017	us-gaap	Equity Method Investment Summarized Financial Information Net Income Loss EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss	343500000	USD
CY2016	us-gaap	Equity Method Investment Summarized Financial Information Net Income Loss EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss	334100000	USD
CY2018	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	122500000	USD
CY2017	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	99500000	USD
CY2016	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	95900000	USD
CY2018Q3	us-gaap	Equity Method Investment Difference Between Carrying Amount And Underlying Equity EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity	42400000	USD
CY2017Q3	us-gaap	Equity Method Investment Difference Between Carrying Amount And Underlying Equity EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity	45800000	USD
CY2018	apd	Tax Cuts And Jobs Act Of2017 Impactto Income Loss From Equity Method Investments TaxCutsAndJobsActOf2017ImpacttoIncomeLossFromEquityMethodInvestments	-28500000	USD
CY2018Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	21490200000	USD
CY2017Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	19547800000	USD
CY2018Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	11566500000	USD
CY2017Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	11107600000	USD
CY2018Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	9923700000	USD
CY2017Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	8440200000	USD
CY2018	us-gaap	Depreciation Depreciation	940700000	USD
CY2017	us-gaap	Depreciation Depreciation	843200000	USD
CY2016	us-gaap	Depreciation Depreciation	832300000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	32400000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	30500000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	27800000	USD
CY2016Q3	us-gaap	Goodwill Goodwill	845100000	USD
CY2017	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	145300000	USD
CY2017	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	3500000	USD
CY2017	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	18200000	USD
CY2017Q3	us-gaap	Goodwill Goodwill	721500000	USD
CY2018	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	78000000.0	USD
CY2018	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-10600000	USD
CY2018Q3	us-gaap	Goodwill Goodwill	788900000	USD
CY2018Q3	us-gaap	Goodwill Gross GoodwillGross	1194700000	USD
CY2017Q3	us-gaap	Goodwill Gross GoodwillGross	1138700000	USD
CY2016Q3	us-gaap	Goodwill Gross GoodwillGross	1103700000	USD
CY2018Q3	us-gaap	Goodwill Goodwill	788900000	USD
CY2017Q3	us-gaap	Goodwill Goodwill	721500000	USD
CY2016Q3	us-gaap	Goodwill Goodwill	845100000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	598500000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	211200000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	387300000	USD
CY2017Q3	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	510900000	USD
CY2017Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	189500000	USD
CY2017Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	321400000	USD
CY2018Q3	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	663300000	USD
CY2018Q3	apd	Intangible Assets Accumulated Amortization And Impairment IntangibleAssetsAccumulatedAmortizationAndImpairment	224800000	USD
CY2018Q3	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	438500000	USD
CY2017Q3	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	578700000	USD
CY2017Q3	apd	Intangible Assets Accumulated Amortization And Impairment IntangibleAssetsAccumulatedAmortizationAndImpairment	210400000	USD
CY2017Q3	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	368300000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	30000000.0	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	22600000	USD
CY2016	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	22300000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	32700000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	27300000	USD
CY2017Q3	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation	5300000	USD
CY2018	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	82700000	USD
CY2017	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	65800000	USD
CY2016	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	67600000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	236600000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	387300000	USD
CY2017Q2	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	16800000	USD
CY2018Q3	us-gaap	Capital Leased Assets Gross CapitalLeasedAssetsGross	21600000	USD
CY2017Q3	us-gaap	Capital Leased Assets Gross CapitalLeasedAssetsGross	22300000	USD
CY2018Q3	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation	6100000	USD
CY2018Q3	us-gaap	Capital Leases Future Minimum Payments Due Current CapitalLeasesFutureMinimumPaymentsDueCurrent	1700000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	65900000	USD
CY2018Q3	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	1400000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	50400000	USD
CY2018Q3	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	2900000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	41400000	USD
CY2018Q3	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	1300000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	30400000	USD
CY2018Q3	us-gaap	Capital Leases Future Minimum Payments Due In Five Years CapitalLeasesFutureMinimumPaymentsDueInFiveYears	1200000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	23300000	USD
CY2018Q3	us-gaap	Capital Leases Future Minimum Payments Due Thereafter CapitalLeasesFutureMinimumPaymentsDueThereafter	14300000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	123000000.0	USD
CY2018Q3	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	22800000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	334400000	USD
CY2018Q3	us-gaap	Capital Lease Obligations CapitalLeaseObligations	10500000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Receivable Current OperatingLeasesFutureMinimumPaymentsReceivableCurrent	261500000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Receivable In Two Years OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears	259100000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Receivable In Five Years OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears	244900000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Receivable Thereafter OperatingLeasesFutureMinimumPaymentsReceivableThereafter	2904800000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Receivable OperatingLeasesFutureMinimumPaymentsReceivable	4177600000	USD
CY2018Q3	us-gaap	Capital Leases Net Investment In Sales Type Leases Minimum Payments To Be Received CapitalLeasesNetInvestmentInSalesTypeLeasesMinimumPaymentsToBeReceived	1673700000	USD
CY2017Q3	us-gaap	Capital Leases Net Investment In Sales Type Leases Minimum Payments To Be Received CapitalLeasesNetInvestmentInSalesTypeLeasesMinimumPaymentsToBeReceived	1897000000.0	USD
CY2018Q3	us-gaap	Capital Leases Net Investment In Sales Type Leases Deferred Income CapitalLeasesNetInvestmentInSalesTypeLeasesDeferredIncome	568300000	USD
CY2017Q3	us-gaap	Capital Leases Net Investment In Sales Type Leases Deferred Income CapitalLeasesNetInvestmentInSalesTypeLeasesDeferredIncome	671900000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Receivable In Three Years OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears	255800000	USD
CY2018Q3	us-gaap	Operating Leases Future Minimum Payments Receivable In Four Years OperatingLeasesFutureMinimumPaymentsReceivableInFourYears	251500000	USD
CY2018Q3	us-gaap	Capital Leases Net Investment In Sales Type Leases CapitalLeasesNetInvestmentInSalesTypeLeases	1105400000	USD
CY2017Q3	us-gaap	Capital Leases Net Investment In Sales Type Leases CapitalLeasesNetInvestmentInSalesTypeLeases	1225100000	USD
CY2018	apd	Capital Leases Of Lessor Total Proceeds From Lease Payments Collected CapitalLeasesOfLessorTotalProceedsFromLeasePaymentsCollected	182700000	USD
CY2017	apd	Capital Leases Of Lessor Total Proceeds From Lease Payments Collected CapitalLeasesOfLessorTotalProceedsFromLeasePaymentsCollected	183600000	USD
CY2016	apd	Capital Leases Of Lessor Total Proceeds From Lease Payments Collected CapitalLeasesOfLessorTotalProceedsFromLeasePaymentsCollected	186000000.0	USD
CY2018	apd	Capital Leaseof Lessor Payments Reducing Receivable CapitalLeaseofLessorPaymentsReducingReceivable	97400000	USD
CY2017	apd	Capital Leaseof Lessor Payments Reducing Receivable CapitalLeaseofLessorPaymentsReducingReceivable	92200000	USD
CY2016	apd	Capital Leaseof Lessor Payments Reducing Receivable CapitalLeaseofLessorPaymentsReducingReceivable	85500000	USD
CY2018Q3	us-gaap	Capital Leases Future Minimum Payments Receivable Current CapitalLeasesFutureMinimumPaymentsReceivableCurrent	172500000	USD
CY2018Q3	us-gaap	Capital Leases Future Minimum Payments Receivable In Two Years CapitalLeasesFutureMinimumPaymentsReceivableInTwoYears	167800000	USD
CY2018Q3	us-gaap	Capital Leases Future Minimum Payments Receivable In Three Years CapitalLeasesFutureMinimumPaymentsReceivableInThreeYears	161900000	USD
CY2018Q3	us-gaap	Capital Leases Future Minimum Payments Receivable In Four Years CapitalLeasesFutureMinimumPaymentsReceivableInFourYears	150600000	USD
CY2018Q3	us-gaap	Capital Leases Future Minimum Payments Receivable In Five Years CapitalLeasesFutureMinimumPaymentsReceivableInFiveYears	144300000	USD
CY2018Q3	us-gaap	Capital Leases Future Minimum Payments Receivable Due Thereafter CapitalLeasesFutureMinimumPaymentsReceivableDueThereafter	876600000	USD
CY2018Q3	us-gaap	Capital Leases Future Minimum Payments Receivable CapitalLeasesFutureMinimumPaymentsReceivable	1673700000	USD
CY2018Q3	us-gaap	Short Term Borrowings ShortTermBorrowings	54300000	USD
CY2017Q3	us-gaap	Short Term Borrowings ShortTermBorrowings	144000000.0	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	406600000	USD
CY2018Q3	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	33400000	USD
CY2017Q3	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	34600000	USD
CY2018Q3	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	0	USD
CY2018Q3	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	97600000	USD
CY2017Q3	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	138500000	USD
CY2018Q3	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	146100000	USD
CY2017Q3	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	227800000	USD
CY2018Q3	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	94100000	USD
CY2017Q3	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	131900000	USD
CY2017Q3	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	416400000	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	2967400000	USD
CY2017Q3	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	3402400000	USD
CY2018Q3	us-gaap	Notes Payable Related Parties Noncurrent NotesPayableRelatedPartiesNoncurrent	384300000	USD
CY2017Q3	us-gaap	Notes Payable Related Parties Noncurrent NotesPayableRelatedPartiesNoncurrent	0	USD
CY2018Q3	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	3812600000	USD
CY2017Q3	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	3962800000	USD
CY2018Q3	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.050
CY2017Q3	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.046
CY2018Q3	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	3773600000	USD
CY2017Q3	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	3837300000	USD
CY2018Q3	us-gaap	Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	15300000	USD
CY2017Q3	us-gaap	Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	18500000	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations Including Current Maturities LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities	3758300000	USD
CY2017Q3	us-gaap	Long Term Debt And Capital Lease Obligations Including Current Maturities LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities	3818800000	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	406600000	USD
CY2017Q3	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	416400000	USD
CY2018Q3	us-gaap	Notes Payable Related Parties Noncurrent NotesPayableRelatedPartiesNoncurrent	384300000	USD
CY2017Q3	us-gaap	Notes Payable Related Parties Noncurrent NotesPayableRelatedPartiesNoncurrent	0	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	2967400000	USD
CY2017Q3	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	3402400000	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations Repayments Of Principal In Next Twelve Months LongTermDebtAndCapitalLeaseObligationsRepaymentsOfPrincipalInNextTwelveMonths	406600000	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Two LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearTwo	380900000	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Three LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearThree	473900000	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Four LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFour	448300000	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Five LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFive	448800000	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal After Year Five LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterYearFive	1615100000	USD
CY2018Q3	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	3773600000	USD
CY2018	us-gaap	Interest Paid Net InterestPaidNet	123100000	USD
CY2017	us-gaap	Interest Paid Net InterestPaidNet	125900000	USD
CY2016	us-gaap	Interest Paid Net InterestPaidNet	120600000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	340900000	USD
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	13.65
CY2018Q3	us-gaap	Employee Stock Ownership Plan Esop Shares In Esop EmployeeStockOwnershipPlanESOPSharesInESOP	2378336	shares
CY2016	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	34600000	USD
CY2018	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	34200000	USD
CY2017	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	33700000	USD
CY2016Q3	us-gaap	Asset Retirement Obligation AssetRetirementObligation	119900000	USD
CY2017	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	22700000	USD
CY2017	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	4100000	USD
CY2017	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	5800000	USD
CY2017	us-gaap	Asset Retirement Obligation Foreign Currency Translation Gain Loss AssetRetirementObligationForeignCurrencyTranslationGainLoss	-400000	USD
CY2017Q3	us-gaap	Asset Retirement Obligation AssetRetirementObligation	144700000	USD
CY2018	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	43800000	USD
CY2018	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	2600000	USD
CY2018	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	7200000	USD
CY2018	us-gaap	Asset Retirement Obligation Foreign Currency Translation Gain Loss AssetRetirementObligationForeignCurrencyTranslationGainLoss	2700000	USD
CY2018Q3	us-gaap	Asset Retirement Obligation AssetRetirementObligation	190400000	USD
CY2018Q3	apd	Guarantee Obligations Cash And Noncash Contributions GuaranteeObligationsCashAndNoncashContributions	0	USD
CY2018Q3	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On First Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary	851000000	USD
CY2018Q3	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On Second Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary	362000000	USD
CY2018Q3	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On Third Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary	342000000	USD
CY2018Q3	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On Fourth Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary	318000000	USD
CY2018Q3	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On Fifth Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary	326000000	USD
CY2018Q3	us-gaap	Unrecorded Unconditional Purchase Obligation Due After Five Years UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears	5461000000	USD
CY2018Q3	us-gaap	Unrecorded Unconditional Purchase Obligation Balance Sheet Amount UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount	7660000000	USD
CY2018Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	300000000	shares
CY2018Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2018Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	249000000	shares
CY2018Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	220000000	shares
CY2011Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	1000000000.0	USD
CY2018Q3	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	485300000	USD
CY2016	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-53900000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-257600000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	4800000	USD
CY2016Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	217350825	shares
CY2015Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	215359113	shares
CY2018	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	1169171	shares
CY2017	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	995249	shares
CY2017Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	218346074	shares
CY2016	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	1991712	shares
CY2018Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	219515245	shares
CY2017Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	218346074	shares
CY2016Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	217350825	shares
CY2018Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	25000000	shares
CY2018Q3	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1
CY2018Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	4869212	shares
CY2018	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	38800000	USD
CY2017	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	40700000	USD
CY2016	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	37600000	USD
CY2018	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	38800000	USD
CY2017	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	40700000	USD
CY2016	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	37600000	USD
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2017Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	3202000	shares
CY2017Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	84.85
CY2018	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	1015000	shares
CY2018	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	75.15
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	1000	shares
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	124.76
CY2018Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	2186000	shares
CY2018Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	89.33
CY2018	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P3Y10M24D
CY2018Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	170000000	USD
CY2018Q3	us-gaap	Share Price SharePrice	167.05
CY2016Q3	us-gaap	Share Price SharePrice	150.35
CY2016Q4	us-gaap	Share Price SharePrice	140.38
CY2016Q4	apd	Share Based Payments Conversion Ratio For Separation Adjustment ShareBasedPaymentsConversionRatioForSeparationAdjustment	1.071
CY2016	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-311500000	USD
CY2017	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-192200000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	533100000	USD
CY2018	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-105800000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	86500000	USD
CY2017	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1134400000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	-19000000.0	USD
CY2018	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1455600000	USD
CY2017	apd	Accumulated Other Comprehensive Income Loss Impact From Spin Off AccumulatedOtherComprehensiveIncomeLossImpactFromSpinOff	11500000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	3700000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-19300000	USD
CY2016	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1099500000	USD
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	42200000	USD
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	1866000000.0	USD
CY2016	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-468400000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	1497800000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	3000400000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	631100000	USD
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	219300000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	218000000.0	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	216400000	shares
CY2018	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1500000	shares
CY2017	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1800000	shares
CY2016	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1900000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	220800000	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	219800000	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	218300000	shares
CY2018	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	6.64
CY2017	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	5.20
CY2016	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	5.08
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.19
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	8.56
CY2016	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-2.16
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.83
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	13.76
CY2016	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.92
CY2018	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	6.59
CY2017	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	5.16
CY2016	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	5.04
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.19
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	8.49
CY2016	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-2.15
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.78
CY2016	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.89
CY2018	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	100000	shares
CY2016	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	200000	shares
CY2017	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	688500000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	669800000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	631700000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	1151700000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	666200000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	775900000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	174800000	USD
CY2017	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	80100000	USD
CY2016	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	147000000.0	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2015000000.0	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1416100000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1554600000	USD
CY2017Q4	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2018	apd	Tax Cuts And Jobs Act Of2017 Income Tax Expense Benefit TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit	180600000	USD
CY2018	apd	Tax Cuts And Jobs Act Of2017 Impactto Income Loss From Equity Method Investments TaxCutsAndJobsActOf2017ImpacttoIncomeLossFromEquityMethodInvestments	-28500000	USD
CY2018	apd	Tax Cuts And Jobs Act Of2017 Income Tax Expense Benefit TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit	180600000	USD
CY2018	apd	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Transition Tax And Additional Foreign Tax For Accumulated Foreign Earnings Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingTransitionTaxAndAdditionalForeignTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpense	392400000	USD
CY2018	apd	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Transition Tax For Accumulated Foreign Earnings Provisional Income Tax Expense Benefit TaxCutsAndJobsActOf2017IncompleteAccountingTransitionTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpenseBenefit	322100000	USD
CY2018	apd	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Additional Foreign Tax For Accumulated Foreign Earnings Provisional Income Tax Expense Benefit TaxCutsAndJobsActOf2017IncompleteAccountingAdditionalForeignTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpenseBenefit	70300000	USD
CY2018	apd	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Liability Provisional Income Tax Benefit TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxLiabilityProvisionalIncomeTaxBenefit	211800000	USD
CY2018	apd	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Nonrecurring Benefit For Us Tax On Foreign Dividends TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsNonrecurringBenefitForUSTaxOnForeignDividends	56200000	USD
CY2018Q3	apd	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Liability TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiability	203200000	USD
CY2018Q3	apd	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Liability Noncurrent TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiabilityNoncurrent	184400000	USD
CY2018	apd	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Transition Tax And Additional Foreign Tax For Accumulated Foreign Earnings Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingTransitionTaxAndAdditionalForeignTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpense	392400000	USD
CY2018	apd	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Liability Provisional Income Tax Benefit TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxLiabilityProvisionalIncomeTaxBenefit	211800000	USD
CY2018	apd	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Additional Foreign Tax For Accumulated Foreign Earnings Provisional Income Tax Expense Benefit TaxCutsAndJobsActOf2017IncompleteAccountingAdditionalForeignTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpenseBenefit	70300000	USD
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.245
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	305100000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	62800000	USD
CY2016	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	171000000.0	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	17700000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	7000000.0	USD
CY2016	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	21200000	USD
CY2018	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	256900000	USD
CY2017	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	229100000	USD
CY2016	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	178600000	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	579700000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	298900000	USD
CY2016	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	370800000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-121700000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	1400000	USD
CY2016	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	45000000.0	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	12500000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	6000000.0	USD
CY2016	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	2800000	USD
CY2018	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	53800000	USD
CY2017	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-45400000	USD
CY2016	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	14000000.0	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-55400000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-38000000.0	USD
CY2016	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	61800000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	524300000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	260900000	USD
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	432600000	USD
CY2018	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	372000000.0	USD
CY2017	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	1348800000	USD
CY2016	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	440800000	USD
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.245
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2016	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2018	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.010
CY2017	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.010
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	17600000	USD
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.26
CY2016	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.012
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Equity In Earnings Losses Of Unconsolidated Subsidiary EffectiveIncomeTaxRateReconciliationEquityInEarningsLossesOfUnconsolidatedSubsidiary	0.021
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Equity In Earnings Losses Of Unconsolidated Subsidiary EffectiveIncomeTaxRateReconciliationEquityInEarningsLossesOfUnconsolidatedSubsidiary	0.020
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Equity In Earnings Losses Of Unconsolidated Subsidiary EffectiveIncomeTaxRateReconciliationEquityInEarningsLossesOfUnconsolidatedSubsidiary	0.033
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.010
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.079
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.066
CY2018	apd	Effective Income Tax Rate Reconciliation Tax Credits Net Of Repatriation Of Foreign Earnings EffectiveIncomeTaxRateReconciliationTaxCreditsNetOfRepatriationOfForeignEarnings	-0.004
CY2017	apd	Effective Income Tax Rate Reconciliation Tax Credits Net Of Repatriation Of Foreign Earnings EffectiveIncomeTaxRateReconciliationTaxCreditsNetOfRepatriationOfForeignEarnings	-0.022
CY2016	apd	Effective Income Tax Rate Reconciliation Tax Credits Net Of Repatriation Of Foreign Earnings EffectiveIncomeTaxRateReconciliationTaxCreditsNetOfRepatriationOfForeignEarnings	-0.031
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activities EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities	0.004
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activities EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities	0.008
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activities EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities	0.008
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent	-0.010
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent	-0.012
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent	0
CY2018	apd	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Transition Tax On Accumulated Foreign Earnings Percent EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017TransitionTaxOnAccumulatedForeignEarningsPercent	0.195
CY2017	apd	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Transition Tax On Accumulated Foreign Earnings Percent EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017TransitionTaxOnAccumulatedForeignEarningsPercent	0
CY2016	apd	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Transition Tax On Accumulated Foreign Earnings Percent EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017TransitionTaxOnAccumulatedForeignEarningsPercent	0
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	-0.111
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0
CY2018	apd	Effective Income Tax Rate Reconciliation Deduction Restructuring Charges Percent EffectiveIncomeTaxRateReconciliationDeductionRestructuringChargesPercent	0.018
CY2017	apd	Effective Income Tax Rate Reconciliation Deduction Restructuring Charges Percent EffectiveIncomeTaxRateReconciliationDeductionRestructuringChargesPercent	0
CY2016	apd	Effective Income Tax Rate Reconciliation Deduction Restructuring Charges Percent EffectiveIncomeTaxRateReconciliationDeductionRestructuringChargesPercent	0
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Impairment Losses EffectiveIncomeTaxRateReconciliationNondeductibleExpenseImpairmentLosses	0
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Impairment Losses EffectiveIncomeTaxRateReconciliationNondeductibleExpenseImpairmentLosses	0.036
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Impairment Losses EffectiveIncomeTaxRateReconciliationNondeductibleExpenseImpairmentLosses	0
CY2018	apd	Effective Income Tax Rate Reconciliation Benefit Of Tax Election On Foreign Earnings EffectiveIncomeTaxRateReconciliationBenefitOfTaxElectionOnForeignEarnings	0
CY2017	apd	Effective Income Tax Rate Reconciliation Benefit Of Tax Election On Foreign Earnings EffectiveIncomeTaxRateReconciliationBenefitOfTaxElectionOnForeignEarnings	-0.077
CY2016	apd	Effective Income Tax Rate Reconciliation Benefit Of Tax Election On Foreign Earnings EffectiveIncomeTaxRateReconciliationBenefitOfTaxElectionOnForeignEarnings	0
CY2018	apd	Effective Income Tax Rate Reconciliation Business Separation Costs EffectiveIncomeTaxRateReconciliationBusinessSeparationCosts	0
CY2017	apd	Effective Income Tax Rate Reconciliation Business Separation Costs EffectiveIncomeTaxRateReconciliationBusinessSeparationCosts	0.002
CY2016	apd	Effective Income Tax Rate Reconciliation Business Separation Costs EffectiveIncomeTaxRateReconciliationBusinessSeparationCosts	0.042
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.012
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.004
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.012
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.260
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.184
CY2016	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.278
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.245
CY2018	apd	Effective Income Tax Rate Reconciliation Deduction Restructuring Charges Amount EffectiveIncomeTaxRateReconciliationDeductionRestructuringChargesAmount	35700000	USD
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	21500000	USD
CY2017	apd	Income Tax Reconciliation Benefit Of Tax Election On Foreign Earnings IncomeTaxReconciliationBenefitOfTaxElectionOnForeignEarnings	-111400000	USD
CY2017	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	145300000	USD
CY2017	apd	Goodwill Impairment Loss Deductible For Tax Purposes GoodwillImpairmentLossDeductibleForTaxPurposes	0	USD
CY2016	apd	Businessseparationcostsincometax Businessseparationcostsincometax	51800000	USD
CY2016	us-gaap	Foreign Earnings Repatriated ForeignEarningsRepatriated	443800000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	153100000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	370100000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	143500000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	64500000	USD
CY2018Q3	apd	Tax Credits And Other Tax Carryforwards TaxCreditsAndOtherTaxCarryforwards	17100000	USD
CY2017Q3	apd	Tax Credits And Other Tax Carryforwards TaxCreditsAndOtherTaxCarryforwards	76100000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals	42500000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals	88200000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Unrealized Currency Losses DeferredTaxAssetsUnrealizedCurrencyLosses	3800000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Unrealized Currency Losses DeferredTaxAssetsUnrealizedCurrencyLosses	20700000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	45400000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	37200000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	105000000.0	USD
CY2017Q3	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	107700000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	300400000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	549100000	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	811800000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	1035600000	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities Undistributed Foreign Earnings DeferredTaxLiabilitiesUndistributedForeignEarnings	36100000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities Undistributed Foreign Earnings DeferredTaxLiabilitiesUndistributedForeignEarnings	20900000	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities Investment In Noncontrolled Affiliates DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates	16300000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities Investment In Noncontrolled Affiliates DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates	5400000	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	84300000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	81900000	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	5600000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	9200000	USD
CY2018Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	954100000	USD
CY2017Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	1153000000.0	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	653700000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	603900000	USD
CY2018Q3	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	121400000	USD
CY2017Q3	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	174500000	USD
CY2018Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	775100000	USD
CY2017Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	778400000	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	653700000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	603900000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	105000000.0	USD
CY2018	apd	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Transition Tax For Accumulated Foreign Earnings Provisional Income Tax Expense Benefit TaxCutsAndJobsActOf2017IncompleteAccountingTransitionTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpenseBenefit	322100000	USD
CY2018	apd	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Previously Undistributed Earnings Repatriated TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsPreviouslyUndistributedEarningsRepatriated	5800000000	USD
CY2018Q3	us-gaap	Undistributed Earnings Of Foreign Subsidiaries UndistributedEarningsOfForeignSubsidiaries	3200000000	USD
CY2018Q3	us-gaap	Deferred Tax Liability Not Recognized Amount Of Unrecognized Deferred Tax Liability Undistributed Earnings Of Foreign Subsidiaries DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityUndistributedEarningsOfForeignSubsidiaries	420400000	USD
CY2017Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	146400000	USD
CY2016Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	90200000	USD
CY2015Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	83800000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	26400000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	14200000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	-2400000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	47500000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	12500000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	119200000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	16100000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	2900000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	41300000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	4000000.0	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	2000000.0	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	5600000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	2600000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	3200000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	2900000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Foreign Currency Translation UnrecognizedTaxBenefitsDecreasesResultingFromForeignCurrencyTranslation	300000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Foreign Currency Translation UnrecognizedTaxBenefitsIncreasesResultingFromForeignCurrencyTranslation	1800000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Foreign Currency Translation UnrecognizedTaxBenefitsDecreasesResultingFromForeignCurrencyTranslation	500000	USD
CY2018Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	233600000	USD
CY2017Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	146400000	USD
CY2016Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	90200000	USD
CY2018Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	233600000	USD
CY2017Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	146400000	USD
CY2018Q3	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	88600000	USD
CY2017Q3	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	73800000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	3700000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	1800000	USD
CY2018Q3	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	8400000	USD
CY2017Q3	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	12100000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	119200000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	26400000	USD
CY2018Q2	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	43100000	USD
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CY2018Q3	us-gaap	Other Receivables OtherReceivables	139000000.0	USD
CY2018Q3	us-gaap	Derivative Assets Current DerivativeAssetsCurrent	61100000	USD
CY2017Q3	us-gaap	Other Receivables OtherReceivables	188000000.0	USD
CY2018Q3	us-gaap	Capital Leases Lessor Balance Sheet Net Investment In Direct Financing And Sales Type Leases Current CapitalLeasesLessorBalanceSheetNetInvestmentInDirectFinancingAndSalesTypeLeasesCurrent	92100000	USD
CY2017Q3	us-gaap	Capital Leases Lessor Balance Sheet Net Investment In Direct Financing And Sales Type Leases Current CapitalLeasesLessorBalanceSheetNetInvestmentInDirectFinancingAndSalesTypeLeasesCurrent	93300000	USD
CY2018Q3	us-gaap	Other Assets Miscellaneous Current OtherAssetsMiscellaneousCurrent	3600000	USD
CY2017Q3	us-gaap	Other Assets Miscellaneous Current OtherAssetsMiscellaneousCurrent	28100000	USD
CY2018Q3	us-gaap	Other Assets Current OtherAssetsCurrent	295800000	USD
CY2017Q3	us-gaap	Other Assets Current OtherAssetsCurrent	403300000	USD
CY2018Q3	us-gaap	Derivative Assets Noncurrent DerivativeAssetsNoncurrent	85000000.0	USD
CY2017Q3	us-gaap	Derivative Assets Noncurrent DerivativeAssetsNoncurrent	133900000	USD
CY2018Q3	apd	Long Term Customer Receivable Noncurrent LongTermCustomerReceivableNoncurrent	92400000	USD
CY2017Q3	apd	Long Term Customer Receivable Noncurrent LongTermCustomerReceivableNoncurrent	62600000	USD
CY2018Q3	us-gaap	Income Taxes Receivable Noncurrent IncomeTaxesReceivableNoncurrent	13200000	USD
CY2017Q3	us-gaap	Income Taxes Receivable Noncurrent IncomeTaxesReceivableNoncurrent	5100000	USD
CY2018Q3	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	121400000	USD
CY2017Q3	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	174500000	USD
CY2018Q3	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	131700000	USD
CY2017Q3	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	18400000	USD
CY2018Q3	us-gaap	Deposits Assets Noncurrent DepositsAssetsNoncurrent	0	USD
CY2017Q3	us-gaap	Deposits Assets Noncurrent DepositsAssetsNoncurrent	34800000	USD
CY2018Q3	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	210800000	USD
CY2017Q3	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	212500000	USD
CY2018Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	654500000	USD
CY2017Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	641800000	USD
CY2018Q3	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	54200000	USD
CY2017Q3	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	95900000	USD
CY2018Q3	us-gaap	Accounts Payable Trade Current AccountsPayableTradeCurrent	594600000	USD
CY2017Q3	us-gaap	Accounts Payable Trade Current AccountsPayableTradeCurrent	659500000	USD
CY2018Q3	us-gaap	Accounts Payable Related Parties Current AccountsPayableRelatedPartiesCurrent	330000000.0	USD
CY2017Q3	us-gaap	Accounts Payable Related Parties Current AccountsPayableRelatedPartiesCurrent	0	USD
CY2018Q3	us-gaap	Customer Advances Current CustomerAdvancesCurrent	156600000	USD
CY2017Q3	us-gaap	Customer Advances Current CustomerAdvancesCurrent	438900000	USD
CY2018Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	201400000	USD
CY2017Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	187100000	USD
CY2018Q3	us-gaap	Pension And Other Postretirement Defined Benefit Plans Current Liabilities PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities	34100000	USD
CY2017Q3	us-gaap	Pension And Other Postretirement Defined Benefit Plans Current Liabilities PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities	22600000	USD
CY2018Q3	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	241500000	USD
CY2017Q3	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	207500000	USD
CY2018Q3	us-gaap	Bank Overdrafts BankOverdrafts	9100000	USD
CY2017Q3	us-gaap	Bank Overdrafts BankOverdrafts	4500000	USD
CY2018Q3	us-gaap	Interest Payable Current InterestPayableCurrent	49500000	USD
CY2017Q3	us-gaap	Interest Payable Current InterestPayableCurrent	42200000	USD
CY2018Q3	apd	Restructuring Reserve Severance And Other Costs RestructuringReserveSeveranceAndOtherCosts	9900000	USD
CY2017Q3	apd	Restructuring Reserve Severance And Other Costs RestructuringReserveSeveranceAndOtherCosts	41500000	USD
CY2018Q3	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	136900000	USD
CY2017Q3	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	114600000	USD
CY2018Q3	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	1817800000	USD
CY2017Q3	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	1814300000	USD
CY2018Q3	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	417200000	USD
CY2017Q3	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	703800000	USD
CY2018Q3	us-gaap	Other Postretirement Defined Benefit Plan Liabilities Noncurrent OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent	47000000.0	USD
CY2017Q3	us-gaap	Other Postretirement Defined Benefit Plan Liabilities Noncurrent OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent	57000000.0	USD
CY2018Q3	apd	Accrued Other Employee Benefits Noncurrent AccruedOtherEmployeeBenefitsNoncurrent	94400000	USD
CY2017Q3	apd	Accrued Other Employee Benefits Noncurrent AccruedOtherEmployeeBenefitsNoncurrent	99300000	USD
CY2018Q3	apd	Long Term Customer Payable Noncurrent LongTermCustomerPayableNoncurrent	92400000	USD
CY2017Q3	apd	Long Term Customer Payable Noncurrent LongTermCustomerPayableNoncurrent	62600000	USD
CY2018Q3	apd	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Liability Noncurrent TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiabilityNoncurrent	184400000	USD
CY2017Q3	apd	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Liability Noncurrent TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiabilityNoncurrent	0	USD
CY2018Q3	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	113200000	USD
CY2017Q3	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	130600000	USD
CY2018Q3	us-gaap	Customer Advances Noncurrent CustomerAdvancesNoncurrent	58200000	USD
CY2017Q3	us-gaap	Customer Advances Noncurrent CustomerAdvancesNoncurrent	39000000.0	USD
CY2018Q3	us-gaap	Accrued Environmental Loss Contingencies Noncurrent AccruedEnvironmentalLossContingenciesNoncurrent	64600000	USD
CY2017Q3	us-gaap	Accrued Environmental Loss Contingencies Noncurrent AccruedEnvironmentalLossContingenciesNoncurrent	72300000	USD
CY2018Q3	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	39900000	USD
CY2017Q3	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	36000000.0	USD
CY2018Q3	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	189500000	USD
CY2017Q3	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	144000000.0	USD
CY2018Q3	us-gaap	Contractual Obligation ContractualObligation	94400000	USD
CY2017Q3	us-gaap	Contractual Obligation ContractualObligation	94400000	USD
CY2018Q3	us-gaap	Liabilities Of Business Transferred Under Contractual Arrangement Noncurrent LiabilitiesOfBusinessTransferredUnderContractualArrangementNoncurrent	63300000	USD
CY2017Q3	us-gaap	Liabilities Of Business Transferred Under Contractual Arrangement Noncurrent LiabilitiesOfBusinessTransferredUnderContractualArrangementNoncurrent	65300000	USD
CY2018Q3	us-gaap	Other Sundry Liabilities Noncurrent OtherSundryLiabilitiesNoncurrent	78400000	USD
CY2017Q3	us-gaap	Other Sundry Liabilities Noncurrent OtherSundryLiabilitiesNoncurrent	107600000	USD
CY2018Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	1536900000	USD
CY2017	apd	Technology And Royalty Income Operating TechnologyAndRoyaltyIncomeOperating	20800000	USD
CY2017Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	1611900000	USD
CY2018	apd	Technology And Royalty Income Operating TechnologyAndRoyaltyIncomeOperating	22800000	USD
CY2016	apd	Technology And Royalty Income Operating TechnologyAndRoyaltyIncomeOperating	19000000.0	USD
CY2018	us-gaap	Interest Income Other InterestIncomeOther	0	USD
CY2017	us-gaap	Interest Income Other InterestIncomeOther	1500000	USD
CY2016	us-gaap	Interest Income Other InterestIncomeOther	6100000	USD
CY2018	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-3900000	USD
CY2017	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	4300000	USD
CY2016	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-7200000	USD
CY2018	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	6900000	USD
CY2017	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	24300000	USD
CY2016	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	8800000	USD
CY2018	apd	Contractsettlementincome Contractsettlementincome	2900000	USD
CY2017	apd	Contractsettlementincome Contractsettlementincome	14300000	USD
CY2016	apd	Contractsettlementincome Contractsettlementincome	12600000	USD
CY2018	apd	Reimbursement Income Service Agreement ReimbursementIncomeServiceAgreement	12700000	USD
CY2017	apd	Reimbursement Income Service Agreement ReimbursementIncomeServiceAgreement	38400000	USD
CY2016	apd	Reimbursement Income Service Agreement ReimbursementIncomeServiceAgreement	0	USD
CY2018	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	8800000	USD
CY2017	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	17400000	USD
CY2016	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	10100000	USD
CY2018	apd	Other Income Expense Net OtherIncomeExpenseNet	50200000	USD
CY2017	apd	Other Income Expense Net OtherIncomeExpenseNet	121000000.0	USD
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CY2017Q3	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	12200000	USD
CY2018	apd	Interest Income InterestIncome	46300000	USD
CY2017	apd	Interest Income InterestIncome	29800000	USD
CY2016	apd	Interest Income InterestIncome	0	USD
CY2018	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-48500000	USD
CY2017	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-10500000	USD
CY2017	apd	Other Nonservice Pension Benefit Costs OtherNonservicePensionBenefitCosts	-1900000	USD
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CY2016	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-5100000	USD
CY2018	apd	Other Nonservice Pension Benefit Costs OtherNonservicePensionBenefitCosts	7700000	USD
CY2018	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	400000	USD
CY2017	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	800000	USD
CY2016	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	0	USD
CY2018	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	5100000	USD
CY2017	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	16600000	USD
CY2016	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-5400000	USD
CY2018Q3	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-43700000	USD
CY2018	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	340000000	USD
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CY2017Q4	us-gaap	Revenues Revenues	2216600000	USD
CY2018Q1	us-gaap	Revenues Revenues	2155700000	USD
CY2018Q2	us-gaap	Revenues Revenues	2259000000.0	USD
CY2018Q3	us-gaap	Revenues Revenues	2298900000	USD
CY2018	us-gaap	Revenues Revenues	8930200000	USD
CY2017Q4	us-gaap	Gross Profit GrossProfit	644800000	USD
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CY2018Q2	us-gaap	Gross Profit GrossProfit	713600000	USD
CY2018Q3	us-gaap	Gross Profit GrossProfit	733100000	USD
CY2018	us-gaap	Gross Profit GrossProfit	2740700000	USD
CY2017Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	460700000	USD
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CY2018Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	515800000	USD
CY2018Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	533700000	USD
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	1965600000	USD
CY2017Q4	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	13800000	USD
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CY2018Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	59200000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	174800000	USD
CY2017Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	291800000	USD
CY2018Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	56200000	USD
CY2018Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	107100000	USD
CY2018Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	69200000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	524300000	USD
CY2017Q4	us-gaap	Profit Loss ProfitLoss	161700000	USD
CY2018Q1	us-gaap	Profit Loss ProfitLoss	423600000	USD
CY2018Q2	us-gaap	Profit Loss ProfitLoss	487900000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	452900000	USD
CY2018Q3	us-gaap	Profit Loss ProfitLoss	459700000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	1532900000	USD
CY2017Q4	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	155600000	USD
CY2018Q1	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	416400000	USD
CY2018Q2	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	430700000	USD
CY2018	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1455600000	USD
CY2017Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-1000000.0	USD
CY2018Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	0	USD
CY2018Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	43200000	USD
CY2018Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	0	USD
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	42200000	USD
CY2017Q4	us-gaap	Net Income Loss NetIncomeLoss	154600000	USD
CY2018Q1	us-gaap	Net Income Loss NetIncomeLoss	416400000	USD
CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	473900000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	452900000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	1497800000	USD
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CY2018Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.20
CY2018Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0
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CY2017Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.71
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CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.06
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.83
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CY2018Q2	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.95
CY2018Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	2.05
CY2018	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	6.59
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CY2018Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0
CY2018Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.20
CY2018Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.19
CY2017Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.70
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CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.15
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.05
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.78
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CY2018Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	220800000	shares
CY2018Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	220900000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	220900000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	220800000	shares
CY2017Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.95
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CY2018Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.10
CY2018	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	4.25
CY2017Q4	apd	Market Price Per Share High MarketPricePerShareHigh	164.78
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CY2018Q2	apd	Market Price Per Share High MarketPricePerShareHigh	170.29
CY2018Q3	apd	Market Price Per Share High MarketPricePerShareHigh	171.66
CY2017Q4	apd	Market Price Per Share Low MarketPricePerShareLow	150.55
CY2018Q1	apd	Market Price Per Share Low MarketPricePerShareLow	152.71
CY2018Q2	apd	Market Price Per Share Low MarketPricePerShareLow	154.67
CY2018Q3	apd	Market Price Per Share Low MarketPricePerShareLow	153.02
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CY2017Q1	us-gaap	Revenues Revenues	1980100000	USD
CY2017Q2	us-gaap	Revenues Revenues	2121900000	USD
CY2017Q3	us-gaap	Revenues Revenues	2203100000	USD
CY2017	us-gaap	Revenues Revenues	8187600000	USD
CY2016Q4	us-gaap	Gross Profit GrossProfit	565800000	USD
CY2017Q1	us-gaap	Gross Profit GrossProfit	576300000	USD
CY2017Q2	us-gaap	Gross Profit GrossProfit	635900000	USD
CY2017Q3	us-gaap	Gross Profit GrossProfit	658100000	USD
CY2017	us-gaap	Gross Profit GrossProfit	2436100000	USD
CY2016Q4	apd	Business Separation Costs Legal And Advisory Fees Before Tax BusinessSeparationCostsLegalAndAdvisoryFeesBeforeTax	32500000	USD
CY2017Q1	apd	Business Separation Costs Legal And Advisory Fees Before Tax BusinessSeparationCostsLegalAndAdvisoryFeesBeforeTax	0	USD
CY2017Q2	apd	Business Separation Costs Legal And Advisory Fees Before Tax BusinessSeparationCostsLegalAndAdvisoryFeesBeforeTax	0	USD
CY2017Q3	apd	Business Separation Costs Legal And Advisory Fees Before Tax BusinessSeparationCostsLegalAndAdvisoryFeesBeforeTax	0	USD
CY2017	apd	Business Separation Costs Legal And Advisory Fees Before Tax BusinessSeparationCostsLegalAndAdvisoryFeesBeforeTax	32500000	USD
CY2016Q4	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	50000000.0	USD
CY2017Q1	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	10300000	USD
CY2017Q2	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	42700000	USD
CY2017Q3	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	48400000	USD
CY2017	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	151400000	USD
CY2016Q4	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	0	USD
CY2017Q1	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	0	USD
CY2017Q2	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	162100000	USD
CY2017Q3	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	0	USD
CY2017	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	162100000	USD
CY2016Q4	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	0	USD
CY2017Q1	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	0	USD
CY2017Q3	us-gaap	Profit Loss ProfitLoss	475000000.0	USD
CY2017	us-gaap	Profit Loss ProfitLoss	3021200000	USD
CY2016Q4	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	251600000	USD
CY2017Q1	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	304400000	USD
CY2017Q2	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	104200000	USD
CY2017Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	474200000	USD
CY2017	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	1134400000	USD
CY2016Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	48200000	USD
CY2017Q2	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	0	USD
CY2017Q3	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	12200000	USD
CY2017	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	12200000	USD
CY2016Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	328300000	USD
CY2017Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	395600000	USD
CY2017Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	258700000	USD
CY2017Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	457400000	USD
CY2017	us-gaap	Operating Income Loss OperatingIncomeLoss	1440000000.0	USD
CY2016Q4	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	38000000.0	USD
CY2017Q1	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	34200000	USD
CY2017Q2	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-36900000	USD
CY2017Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	44800000	USD
CY2017	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	80100000	USD
CY2016Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	78400000	USD
CY2017Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	94500000	USD
CY2017Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	89300000	USD
CY2017Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-1300000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	260900000	USD
CY2016Q4	us-gaap	Profit Loss ProfitLoss	306400000	USD
CY2017Q1	us-gaap	Profit Loss ProfitLoss	2135700000	USD
CY2017Q2	us-gaap	Profit Loss ProfitLoss	104100000	USD
CY2017Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	1825600000	USD
CY2017Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-2300000	USD
CY2017Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-5500000	USD
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	1866000000.0	USD
CY2016Q4	us-gaap	Net Income Loss NetIncomeLoss	299800000	USD
CY2017Q1	us-gaap	Net Income Loss NetIncomeLoss	2130000000.0	USD
CY2017Q2	us-gaap	Net Income Loss NetIncomeLoss	101900000	USD
CY2017Q3	us-gaap	Net Income Loss NetIncomeLoss	468700000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	3000400000	USD
CY2017Q2	apd	Market Price Per Share Low MarketPricePerShareLow	134.09
CY2016Q4	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	1.16
CY2017Q1	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	1.40
CY2017Q2	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.48
CY2017Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	2.17
CY2017	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	5.20
CY2017Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	220100000	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	219800000	shares
CY2016Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.86
CY2016Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.22
CY2017Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	8.38
CY2017Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.01
CY2017Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.02
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	8.56
CY2016Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.38
CY2017Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	9.78
CY2017Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.47
CY2017Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.15
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	13.76
CY2016Q4	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.15
CY2017Q1	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.39
CY2017Q2	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.47
CY2017Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	2.15
CY2017	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	5.16
CY2016Q4	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.22
CY2017Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	8.31
CY2017Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.01
CY2017Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.02
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	8.49
CY2016Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.37
CY2017Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	9.70
CY2017Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.46
CY2017Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.13
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	13.65
CY2016Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	219700000	shares
CY2017Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	219700000	shares
CY2017Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	219800000	shares
CY2017Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.95
CY2017Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.95
CY2017Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.95
CY2017	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	3.71
CY2016Q4	apd	Market Price Per Share High MarketPricePerShareHigh	150.45
CY2017Q1	apd	Market Price Per Share High MarketPricePerShareHigh	149.46
CY2017Q2	apd	Market Price Per Share High MarketPricePerShareHigh	147.66
CY2017Q3	apd	Market Price Per Share High MarketPricePerShareHigh	152.26
CY2017Q3	apd	Market Price Per Share Low MarketPricePerShareLow	141.88
CY2016Q4	apd	Market Price Per Share Low MarketPricePerShareLow	129.00
CY2017Q1	apd	Market Price Per Share Low MarketPricePerShareLow	133.63
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	1965600000	USD
CY2017	us-gaap	Operating Income Loss OperatingIncomeLoss	1440000000.0	USD
CY2016	us-gaap	Operating Income Loss OperatingIncomeLoss	1535100000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	174800000	USD
CY2017	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	80100000	USD
CY2016	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	147000000.0	USD
CY2018Q3	us-gaap	Assets Assets	19178300000	USD
CY2017Q3	us-gaap	Assets Assets	18467200000	USD
CY2016Q3	us-gaap	Assets Assets	18028600000	USD
CY2018	us-gaap	Revenues Revenues	8930200000	USD
CY2017	us-gaap	Revenues Revenues	8187600000	USD
CY2016	us-gaap	Revenues Revenues	7503700000	USD
CY2018Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	9923700000	USD
CY2017Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	8440200000	USD
CY2016Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	8259700000	USD
CY2018	apd	Export Sales To Third Party Customers ExportSalesToThirdPartyCustomers	33100000	USD
CY2017	apd	Export Sales To Third Party Customers ExportSalesToThirdPartyCustomers	64200000	USD
CY2016	apd	Export Sales To Third Party Customers ExportSalesToThirdPartyCustomers	134900000	USD

Files In Submission

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$APD
Air Products & Chemicals, Inc. Stock $apd

2018 Form 10-K Financial Statement

#000000296918000044 Filed on November 20, 2018

Income Statement

Balance Sheet

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Facts In Submission

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$APD Air Products & Chemicals, Inc. Stock $apd

2018 Form 10-K Financial Statement

#000000296918000044 Filed on November 20, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$APD
Air Products & Chemicals, Inc. Stock $apd