$KALU
KAISER ALUMINUM CORP Stock $kalu

$kalu Overview Financials Valuation SEC Filings Company Website

2017 Form 10-K Financial Statement

#000081159618000011 Filed on February 23, 2018

Income Statement

Concept	2017	2016 Q4	2016 Q3
Revenue	$1.398B	$331.9M	$320.6M
YoY Change	5.03%	4.83%	-4.7%
Cost Of Revenue	$1.086B	$252.4M	$254.7M
YoY Change	8.5%	0.56%	-4.71%
Gross Profit	$311.6M	$81.30M	$67.90M
YoY Change	-5.52%	20.8%	0.74%
Gross Profit Margin	22.3%	24.5%	21.18%
Selling, General & Admin	$87.50M	$25.80M	$25.60M
YoY Change	-7.7%	24.64%	21.33%
% of Gross Profit	28.08%	31.73%	37.7%
Research & Development	$10.00M
YoY Change	-1.96%
% of Gross Profit	3.21%
Depreciation & Amortization	$39.70M	$9.300M	$9.000M
YoY Change	10.28%	13.41%	11.11%
% of Gross Profit	12.74%	11.44%	13.25%
Operating Expenses	$10.00M	$49.60M	$38.10M
YoY Change	-1.96%	67.57%	27.85%
Operating Profit	$155.2M	$45.30M	$29.80M
YoY Change	-14.3%	28.69%	-26.42%
Interest Expense	$22.20M	-$5.200M	$5.500M
YoY Change	9.36%	-1140.0%	12.24%
% of Operating Profit	14.3%	-11.48%	18.46%
Other Income/Expense, Net	$0.00	-$14.70M	$0.00
YoY Change	-100.0%	600.0%	-100.0%
Pretax Income	$127.9M	$39.80M	$24.30M
YoY Change	-10.93%	35.84%	-29.97%
Income Tax	$87.60M	$15.30M	$9.400M
% Of Pretax Income	68.49%	38.44%	38.68%
Net Earnings	$45.40M	$24.50M	$14.90M
YoY Change	-50.49%	84.21%	-32.58%
Net Earnings / Revenue	3.25%	7.38%	4.65%
Basic Earnings Per Share	$2.67	$1.39	$0.84
Diluted Earnings Per Share	$2.63	$1.37	$0.82
COMMON SHARES
Basic Shares Outstanding	17.00M shares	17.91M shares	17.84M shares
Diluted Shares Outstanding	17.26M shares		18.18M shares

Balance Sheet

Concept	2017	2016 Q4	2016 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$234.8M	$286.2M	$273.9M
YoY Change	-17.96%	179.22%	143.25%
Cash & Equivalents		$55.20M	$72.90M
Short-Term Investments	$211.3M	$248.3M	$247.1M
Other Short-Term Assets	$33.40M	$18.50M	$10.90M
YoY Change	80.54%	-67.37%	-88.95%
Inventory	$207.9M	$201.6M	$223.6M
Prepaid Expenses		$3.700M
Receivables	$165.0M	$137.7M	$142.2M
Other Receivables	$15.50M	$11.90M	$7.300M
Total Short-Term Assets	$656.6M	$655.9M	$657.9M
YoY Change	0.11%	30.76%	16.55%
LONG-TERM ASSETS
Property, Plant & Equipment	$569.5M	$530.9M	$518.6M
YoY Change	7.33%	7.17%	9.71%
Goodwill		$37.20M	$37.20M
YoY Change		0.0%	0.0%
Intangibles
YoY Change
Long-Term Investments		$8.200M	$8.300M
YoY Change		12.33%	18.57%
Other Assets	$115.3M	$33.40M	$22.10M
YoY Change	-37.74%	70.41%	0.0%
Total Long-Term Assets	$728.6M	$787.6M	$775.5M
YoY Change	-7.49%	5.68%	11.01%
TOTAL ASSETS
Total Short-Term Assets	$656.6M	$655.9M	$657.9M
Total Long-Term Assets	$728.6M	$787.6M	$775.5M
Total Assets	$1.385B	$1.444B	$1.433B
YoY Change	-4.04%	15.77%	13.48%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$90.00M	$75.80M	$69.60M
YoY Change	18.73%	-1.17%	0.43%
Accrued Expenses	$76.30M	$83.70M	$78.80M
YoY Change	-8.84%	12.96%	4.51%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due		$200.0K	$100.0K
YoY Change
Total Short-Term Liabilities	$173.1M	$165.0M	$159.2M
YoY Change	4.91%	-2.54%	-5.91%
LONG-TERM LIABILITIES
Long-Term Debt	$369.6M	$368.7M	$368.5M
YoY Change	0.19%	89.47%	68.34%
Other Long-Term Liabilities	$91.90M	$73.20M	$3.400M
YoY Change	-9.55%	-16.34%	6.25%
Total Long-Term Liabilities	$461.5M	$441.9M	$371.9M
YoY Change	-1.91%	56.65%	67.45%
TOTAL LIABILITIES
Total Short-Term Liabilities	$173.1M	$165.0M	$159.2M
Total Long-Term Liabilities	$461.5M	$441.9M	$371.9M
Total Liabilities	$638.9M	$638.8M	$619.3M
YoY Change	0.02%	35.2%	26.18%
SHAREHOLDERS EQUITY
Retained Earnings		$75.20M	$58.70M
YoY Change		372.96%	505.15%
Common Stock		$1.048B	$1.045B
YoY Change		1.05%	1.04%
Preferred Stock
YoY Change
Treasury Stock (at cost)		$281.4M	$260.3M
YoY Change		14.16%	7.34%
Treasury Stock Shares		4.681M shares	4.408M shares
Shareholders Equity	$746.3M	$804.7M	$814.1M
YoY Change
Total Liabilities & Shareholders Equity	$1.385B	$1.444B	$1.433B
YoY Change	-4.04%	15.77%	13.48%

Cashflow Statement

Concept	2017	2016 Q4	2016 Q3
OPERATING ACTIVITIES
Net Income	$45.40M	$24.50M	$14.90M
YoY Change	-50.49%	84.21%	-32.58%
Depreciation, Depletion And Amortization	$39.70M	$9.300M	$9.000M
YoY Change	10.28%	13.41%	11.11%
Cash From Operating Activities	$141.5M	$57.70M	$34.50M
YoY Change	-14.55%	15.63%	-43.07%
INVESTING ACTIVITIES
Capital Expenditures	-$75.50M	-$18.70M	-$15.10M
YoY Change	-0.79%	-24.29%	-2.58%
Acquisitions	$0.00
YoY Change
Other Investing Activities	$50.00M	-$29.20M	-$128.7M
YoY Change	-124.96%
Cash From Investing Activities	-$25.50M	-$47.90M	-$143.8M
YoY Change	-90.77%	93.93%	827.74%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$79.50M
YoY Change	138.74%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-$119.4M	-27.50M	-13.10M
YoY Change	-225.95%	-22.1%	-22.02%
NET CHANGE
Cash From Operating Activities	$141.5M	57.70M	34.50M
Cash From Investing Activities	-$25.50M	-47.90M	-143.8M
Cash From Financing Activities	-$119.4M	-27.50M	-13.10M
Net Change In Cash	-$3.400M	-17.70M	-122.4M
YoY Change	-78.75%	75.25%	-532.51%
FREE CASH FLOW
Cash From Operating Activities	$141.5M	$57.70M	$34.50M
Capital Expenditures	-$75.50M	-$18.70M	-$15.10M
Free Cash Flow	$217.0M	$76.40M	$49.60M
YoY Change	-10.22%	2.41%	-34.82%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2017	dei	Document Period End Date DocumentPeriodEndDate	2017-12-31
CY2017	dei	Document Type DocumentType	10-K
CY2017	dei	Entity Central Index Key EntityCentralIndexKey	0000811596
CY2018Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	16757781	shares
CY2017	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2017	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2017	dei	Amendment Flag AmendmentFlag	false
CY2017	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2017	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2017	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2017
CY2017Q2	dei	Entity Public Float EntityPublicFloat	1500000000	USD
CY2017	dei	Entity Registrant Name EntityRegistrantName	Kaiser Aluminum Corp
CY2017	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2017	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2016Q4	kalu	Accrued Annual Veba Contribution AccruedAnnualVebaContribution	20000000	USD
CY2017Q4	kalu	Accrued Annual Veba Contribution AccruedAnnualVebaContribution	15700000	USD
CY2017Q4	kalu	Accrued Interest And Penalty On Unrecognized Tax Benefits Current AccruedInterestAndPenaltyOnUnrecognizedTaxBenefitsCurrent	0	USD
CY2016Q4	kalu	Accrued Vebacontingentcontributionlongterm AccruedVebacontingentcontributionlongterm	12800000	USD
CY2017Q4	kalu	Accrued Vebacontingentcontributionlongterm AccruedVebacontingentcontributionlongterm	0	USD
CY2016	kalu	Changein Intercompany Loans Receivable ChangeinIntercompanyLoansReceivable	0	USD
CY2017	kalu	Changein Intercompany Loans Receivable ChangeinIntercompanyLoansReceivable	0	USD
CY2016Q4	kalu	Deferred Tax Assets Operating Loss Carryforwards And Tax Credits DeferredTaxAssetsOperatingLossCarryforwardsAndTaxCredits	191800000	USD
CY2017Q4	kalu	Deferred Tax Assets Operating Loss Carryforwards And Tax Credits DeferredTaxAssetsOperatingLossCarryforwardsAndTaxCredits	98700000	USD
CY2016Q4	kalu	Intercompany Receivables Current IntercompanyReceivablesCurrent	0	USD
CY2017Q4	kalu	Intercompany Receivables Current IntercompanyReceivablesCurrent	0	USD
CY2016Q4	kalu	Intercompany Receivables Noncurrent IntercompanyReceivablesNoncurrent	0	USD
CY2017Q4	kalu	Intercompany Receivables Noncurrent IntercompanyReceivablesNoncurrent	0	USD
CY2017Q4	kalu	Multiemployer Plans Collective Bargaining Arrangement Percentage Of Employers Participants To All Employees MultiemployerPlansCollectiveBargainingArrangementPercentageOfEmployersParticipantsToAllEmployees	0.52
CY2015	kalu	Defined Benefit Plan Net Periodic Benefit Cost And Charges Relating To Other Benefit Plans DefinedBenefitPlanNetPeriodicBenefitCostAndChargesRelatingToOtherBenefitPlans	509600000	USD
CY2016	kalu	Defined Benefit Plan Net Periodic Benefit Cost And Charges Relating To Other Benefit Plans DefinedBenefitPlanNetPeriodicBenefitCostAndChargesRelatingToOtherBenefitPlans	18100000	USD
CY2017	kalu	Defined Benefit Plan Net Periodic Benefit Cost And Charges Relating To Other Benefit Plans DefinedBenefitPlanNetPeriodicBenefitCostAndChargesRelatingToOtherBenefitPlans	20100000	USD
CY2015	kalu	Defined Benefit Plan Net Periodic Cost Benefit Veb As DefinedBenefitPlanNetPeriodicCostBenefitVEBAs	2400000	USD
CY2016	kalu	Defined Benefit Plan Net Periodic Cost Benefit Veb As DefinedBenefitPlanNetPeriodicCostBenefitVEBAs	3400000	USD
CY2017	kalu	Defined Benefit Plan Net Periodic Cost Benefit Veb As DefinedBenefitPlanNetPeriodicCostBenefitVEBAs	4500000	USD
CY2017	kalu	Expected Period Related To Remediation Expenditures For Environmental Contingencies ExpectedPeriodRelatedToRemediationExpendituresForEnvironmentalContingencies	P30Y
CY2015	kalu	Federal Income Tax Provision Benefit Other FederalIncomeTaxProvisionBenefitOther	-33500000	USD
CY2016	kalu	Federal Income Tax Provision Benefit Other FederalIncomeTaxProvisionBenefitOther	3200000	USD
CY2017	kalu	Federal Income Tax Provision Benefit Other FederalIncomeTaxProvisionBenefitOther	100000	USD
CY2015	kalu	Foreign Currency Impacton Gross Unrecognized Tax Benefit Increased Decreasedin Other Comprehensive Income Loss ForeignCurrencyImpactonGrossUnrecognizedTaxBenefitIncreasedDecreasedinOtherComprehensiveIncomeLoss	100000	USD
CY2015	kalu	Foreign Income Tax Provision Benefit Other ForeignIncomeTaxProvisionBenefitOther	-400000	USD
CY2016	kalu	Foreign Income Tax Provision Benefit Other ForeignIncomeTaxProvisionBenefitOther	100000	USD
CY2017	kalu	Foreign Income Tax Provision Benefit Other ForeignIncomeTaxProvisionBenefitOther	100000	USD
CY2015	kalu	Incometaxreconciliationlapseofstatuteoflimitations Incometaxreconciliationlapseofstatuteoflimitations	-1700000	USD
CY2016	kalu	Incometaxreconciliationlapseofstatuteoflimitations Incometaxreconciliationlapseofstatuteoflimitations	0	USD
CY2017	kalu	Incometaxreconciliationlapseofstatuteoflimitations Incometaxreconciliationlapseofstatuteoflimitations	0	USD
CY2016Q4	kalu	Intercompany Payable Current IntercompanyPayableCurrent	0	USD
CY2017Q4	kalu	Intercompany Payable Current IntercompanyPayableCurrent	0	USD
CY2016Q4	kalu	Intercompany Payable Noncurrent IntercompanyPayableNoncurrent	0	USD
CY2017Q4	kalu	Intercompany Payable Noncurrent IntercompanyPayableNoncurrent	0	USD
CY2016Q4	kalu	Net Liability In Respect Of Veba NetLiabilityInRespectOfVeba	28600000	USD
CY2017Q4	kalu	Net Liability In Respect Of Veba NetLiabilityInRespectOfVeba	31900000	USD
CY2015	kalu	Noncash Losson Settlementof Union Veba NoncashLossonSettlementofUnionVEBA	446700000	USD
CY2016	kalu	Noncash Losson Settlementof Union Veba NoncashLossonSettlementofUnionVEBA	0	USD
CY2017	kalu	Noncash Losson Settlementof Union Veba NoncashLossonSettlementofUnionVEBA	0	USD
CY2015	kalu	Other Comprehensive Income Loss Other OtherComprehensiveIncomeLossOther	-400000	USD
CY2016	kalu	Other Comprehensive Income Loss Other OtherComprehensiveIncomeLossOther	-100000	USD
CY2017	kalu	Other Comprehensive Income Loss Other OtherComprehensiveIncomeLossOther	900000	USD
CY2017Q4	kalu	Ownership Interest In Subsidiaries OwnershipInterestInSubsidiaries	1.00
CY2017Q4	kalu	Percentageof Employees Coveredby Collective Bargaining Agreements PercentageofEmployeesCoveredbyCollectiveBargainingAgreements	0.63
CY2017Q4	kalu	Percentageof Employees Coveredby Collective Bargaining Agreements Expiring Within One Year PercentageofEmployeesCoveredbyCollectiveBargainingAgreementsExpiringWithinOneYear	0.12
CY2015	kalu	Repayments Of Proceeds From Intercompanyloan RepaymentsOfProceedsFromIntercompanyloan	0	USD
CY2016	kalu	Repayments Of Proceeds From Intercompanyloan RepaymentsOfProceedsFromIntercompanyloan	0	USD
CY2017	kalu	Repayments Of Proceeds From Intercompanyloan RepaymentsOfProceedsFromIntercompanyloan	0	USD
CY2015	kalu	Selling Administrative Research And Development And General Expenses SellingAdministrativeResearchAndDevelopmentAndGeneralExpenses	88100000	USD
CY2016	kalu	Selling Administrative Research And Development And General Expenses SellingAdministrativeResearchAndDevelopmentAndGeneralExpenses	105000000	USD
CY2017	kalu	Selling Administrative Research And Development And General Expenses SellingAdministrativeResearchAndDevelopmentAndGeneralExpenses	97500000	USD
CY2015	kalu	State Income Tax Provision Benefit Other StateIncomeTaxProvisionBenefitOther	-4300000	USD
CY2016	kalu	State Income Tax Provision Benefit Other StateIncomeTaxProvisionBenefitOther	300000	USD
CY2017	kalu	State Income Tax Provision Benefit Other StateIncomeTaxProvisionBenefitOther	0	USD
CY2017Q4	kalu	Tax Cutsand Jobs Actof2017 Incomplete Accounting Changein Tax Rate Deferred Tax Asset Provisional Income Tax Expense Benefit TaxCutsandJobsActof2017IncompleteAccountingChangeinTaxRateDeferredTaxAssetProvisionalIncomeTaxExpenseBenefit	29000000	USD
CY2017Q4	kalu	Tax Cutsand Jobs Actof2017 Incomplete Accounting Provisional Income Tax Expense Benefit TaxCutsandJobsActof2017IncompleteAccountingProvisionalIncomeTaxExpenseBenefit	-37200000	USD
CY2017Q4	kalu	Tax Cutsand Jobs Actof2017 Incomplete Accounting Tradeor Business Expense Provisional Liability TaxCutsandJobsActof2017IncompleteAccountingTradeorBusinessExpenseProvisionalLiability	2300000	USD
CY2017Q4	kalu	Tax Cutsand Jobs Actof2017 Incomplete Accounting Transition Taxfor Accumulated Foreign Earnings Provisional Income Tax Expense Benefit TaxCutsandJobsActof2017IncompleteAccountingTransitionTaxforAccumulatedForeignEarningsProvisionalIncomeTaxExpenseBenefit	3700000	USD
CY2017Q4	kalu	Tax Cutsand Jobs Actof2017 Incomplete Accounting Transition Taxfor Accumulated Foreign Earnings Provisional Liability Noncurrent TaxCutsandJobsActof2017IncompleteAccountingTransitionTaxforAccumulatedForeignEarningsProvisionalLiabilityNoncurrent	2200000	USD
CY2017	kalu	Time Period Within Which Companys Recorded Estimate Of Its Obligation May Change TimePeriodWithinWhichCompanysRecordedEstimateOfItsObligationMayChange	P12M
CY2015	kalu	Total Selling Administrative Research And Development And General Expenses TotalSellingAdministrativeResearchAndDevelopmentAndGeneralExpenses	583900000	USD
CY2016	kalu	Total Selling Administrative Research And Development And General Expenses TotalSellingAdministrativeResearchAndDevelopmentAndGeneralExpenses	108300000	USD
CY2017	kalu	Total Selling Administrative Research And Development And General Expenses TotalSellingAdministrativeResearchAndDevelopmentAndGeneralExpenses	102000000	USD
CY2015	kalu	Unrealized Gains Losses On Operational Hedging Activities UnrealizedGainsLossesOnOperationalHedgingActivities	-3400000	USD
CY2016Q1	kalu	Unrealized Gains Losses On Operational Hedging Activities UnrealizedGainsLossesOnOperationalHedgingActivities	4000000	USD
CY2016Q2	kalu	Unrealized Gains Losses On Operational Hedging Activities UnrealizedGainsLossesOnOperationalHedgingActivities	10900000	USD
CY2016Q3	kalu	Unrealized Gains Losses On Operational Hedging Activities UnrealizedGainsLossesOnOperationalHedgingActivities	2000000	USD
CY2016Q4	kalu	Unrealized Gains Losses On Operational Hedging Activities UnrealizedGainsLossesOnOperationalHedgingActivities	1800000	USD
CY2016	kalu	Unrealized Gains Losses On Operational Hedging Activities UnrealizedGainsLossesOnOperationalHedgingActivities	18700000	USD
CY2017Q1	kalu	Unrealized Gains Losses On Operational Hedging Activities UnrealizedGainsLossesOnOperationalHedgingActivities	15100000	USD
CY2017Q2	kalu	Unrealized Gains Losses On Operational Hedging Activities UnrealizedGainsLossesOnOperationalHedgingActivities	-11900000	USD
CY2017Q3	kalu	Unrealized Gains Losses On Operational Hedging Activities UnrealizedGainsLossesOnOperationalHedgingActivities	10800000	USD
CY2017Q4	kalu	Unrealized Gains Losses On Operational Hedging Activities UnrealizedGainsLossesOnOperationalHedgingActivities	5400000	USD
CY2017	kalu	Unrealized Gains Losses On Operational Hedging Activities UnrealizedGainsLossesOnOperationalHedgingActivities	19400000	USD
CY2016Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	75800000	USD
CY2017Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	90000000	USD
CY2016Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	138500000	USD
CY2017Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	166200000	USD
CY2016Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	137700000	USD
CY2017Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	165000000	USD
CY2014Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	19300000	USD
CY2015Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	18600000	USD
CY2016Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	17200000	USD
CY2017Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	16600000	USD
CY2015	us-gaap	Accrual For Environmental Loss Contingencies Increase Decrease For Revision In Estimates AccrualForEnvironmentalLossContingenciesIncreaseDecreaseForRevisionInEstimates	1300000	USD
CY2016	us-gaap	Accrual For Environmental Loss Contingencies Increase Decrease For Revision In Estimates AccrualForEnvironmentalLossContingenciesIncreaseDecreaseForRevisionInEstimates	100000	USD
CY2017	us-gaap	Accrual For Environmental Loss Contingencies Increase Decrease For Revision In Estimates AccrualForEnvironmentalLossContingenciesIncreaseDecreaseForRevisionInEstimates	300000	USD
CY2015	us-gaap	Accrual For Environmental Loss Contingencies Payments1 AccrualForEnvironmentalLossContingenciesPayments1	2000000	USD
CY2016	us-gaap	Accrual For Environmental Loss Contingencies Payments1 AccrualForEnvironmentalLossContingenciesPayments1	1500000	USD
CY2017	us-gaap	Accrual For Environmental Loss Contingencies Payments1 AccrualForEnvironmentalLossContingenciesPayments1	900000	USD
CY2016Q4	us-gaap	Accrued Employee Benefits Current And Noncurrent AccruedEmployeeBenefitsCurrentAndNoncurrent	3600000	USD
CY2017Q4	us-gaap	Accrued Employee Benefits Current And Noncurrent AccruedEmployeeBenefitsCurrentAndNoncurrent	3500000	USD
CY2016Q4	us-gaap	Accrued Environmental Loss Contingencies Noncurrent AccruedEnvironmentalLossContingenciesNoncurrent	15800000	USD
CY2017Q4	us-gaap	Accrued Environmental Loss Contingencies Noncurrent AccruedEnvironmentalLossContingenciesNoncurrent	15800000	USD
CY2016Q4	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	7100000	USD
CY2017Q4	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	7800000	USD
CY2016Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	230600000	USD
CY2017Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	267900000	USD
CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-36700000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-36700000	USD
CY2016Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1047400000	USD
CY2017Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1055900000	USD
CY2015	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	9300000	USD
CY2016	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	11700000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	13000000	USD
CY2015	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	1300000	USD
CY2015	us-gaap	Advertising Expense AdvertisingExpense	1200000	USD
CY2016	us-gaap	Advertising Expense AdvertisingExpense	400000	USD
CY2017	us-gaap	Advertising Expense AdvertisingExpense	700000	USD
CY2015	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	9300000	USD
CY2016	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	11700000	USD
CY2017	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	13100000	USD
CY2016Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	800000	USD
CY2017Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	1200000	USD
CY2015	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	4300000	USD
CY2016	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	1100000	USD
CY2017	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	1200000	USD
CY2015	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1600000	USD
CY2016	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1500000	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1400000	USD
CY2015	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	941000	shares
CY2016	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	50000	shares
CY2017	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	52000	shares
CY2015	us-gaap	Asset Impairment Charges AssetImpairmentCharges	100000	USD
CY2016	us-gaap	Asset Impairment Charges AssetImpairmentCharges	2800000	USD
CY2017	us-gaap	Asset Impairment Charges AssetImpairmentCharges	19200000	USD
CY2014Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	4800000	USD
CY2015Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	4900000	USD
CY2016Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	5500000	USD
CY2017Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	5900000	USD
CY2015	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	300000	USD
CY2016	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	500000	USD
CY2017	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	400000	USD
CY2015	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	0	USD
CY2016	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	0	USD
CY2017	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	0	USD
CY2015	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	200000	USD
CY2016	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	100000	USD
CY2017	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	0	USD
CY2015	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	0	USD
CY2016	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	200000	USD
CY2017	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	0	USD
CY2015Q4	us-gaap	Assets Assets	1246900000	USD
CY2016Q4	us-gaap	Assets Assets	1443500000	USD
CY2017Q4	us-gaap	Assets Assets	1385200000	USD
CY2016Q4	us-gaap	Assets Current AssetsCurrent	655900000	USD
CY2017Q4	us-gaap	Assets Current AssetsCurrent	656600000	USD
CY2016Q4	us-gaap	Assets Held For Sale Not Part Of Disposal Group AssetsHeldForSaleNotPartOfDisposalGroup	300000	USD
CY2017Q4	us-gaap	Assets Held For Sale Not Part Of Disposal Group AssetsHeldForSaleNotPartOfDisposalGroup	1900000	USD
CY2017Q4	us-gaap	Available For Sale Securities Current AvailableForSaleSecuritiesCurrent	183700000	USD
CY2016Q4	us-gaap	Available For Sale Securities Current AvailableForSaleSecuritiesCurrent	231000000	USD
CY2016Q4	us-gaap	Bank Overdrafts BankOverdrafts	5800000	USD
CY2017Q4	us-gaap	Bank Overdrafts BankOverdrafts	7300000	USD
CY2016Q4	us-gaap	Billed Contract Receivables BilledContractReceivables	138200000	USD
CY2017Q4	us-gaap	Billed Contract Receivables BilledContractReceivables	165900000	USD
CY2016Q4	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	88600000	USD
CY2017Q4	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	92100000	USD
CY2015	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	10500000	USD
CY2016	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	4600000	USD
CY2017	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	7400000	USD
CY2015	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	0	USD
CY2016	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	200000	USD
CY2017	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	1200000	USD
CY2016Q4	us-gaap	Cash Cash	37900000	USD
CY2017Q4	us-gaap	Cash Cash	23500000	USD
CY2015Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	72500000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	55200000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	51100000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents And Short Term Investments CashCashEquivalentsAndShortTermInvestments	55200000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents And Short Term Investments CashCashEquivalentsAndShortTermInvestments	51100000	USD
CY2014Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	188000000	USD
CY2015Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	83700000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	67700000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	64300000	USD
CY2015	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-104300000	USD
CY2016	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-16000000	USD
CY2017	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-3400000	USD
CY2016	us-gaap	Cash Dividends Paid To Parent Company By Consolidated Subsidiaries CashDividendsPaidToParentCompanyByConsolidatedSubsidiaries	0	USD
CY2015Q4	us-gaap	Class Of Warrant Or Right Exercise Price Of Warrants Or Rights1 ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1	60.70
CY2016Q4	us-gaap	Commercial Paper At Carrying Value CommercialPaperAtCarryingValue	17300000	USD
CY2017Q4	us-gaap	Commercial Paper At Carrying Value CommercialPaperAtCarryingValue	27600000	USD
CY2016Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2017Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2015	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.60
CY2016	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.80
CY2017	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	2.00
CY2015	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.6
CY2016Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.45
CY2016Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.45
CY2016Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.45
CY2016Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.45
CY2016	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.8
CY2017Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.50
CY2017Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.50
CY2017Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.50
CY2017Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.50
CY2017	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	2
CY2016Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2016Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	90000000	shares
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	90000000	shares
CY2016Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	22332732	shares
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	22393537	shares
CY2016Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	17651461	shares
CY2017Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	16773586	shares
CY2016Q4	us-gaap	Common Stock Value CommonStockValue	200000	USD
CY2017Q4	us-gaap	Common Stock Value CommonStockValue	200000	USD
CY2015	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-172200000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	86700000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	45400000	USD
CY2016Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	34800000	USD
CY2017Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	35100000	USD
CY2015	us-gaap	Cost Of Goods Sold CostOfGoodsSold	1115400000	USD
CY2016Q1	us-gaap	Cost Of Goods Sold CostOfGoodsSold	262000000	USD
CY2016Q2	us-gaap	Cost Of Goods Sold CostOfGoodsSold	250400000	USD
CY2016Q3	us-gaap	Cost Of Goods Sold CostOfGoodsSold	254700000	USD
CY2016Q4	us-gaap	Cost Of Goods Sold CostOfGoodsSold	252400000	USD
CY2016	us-gaap	Cost Of Goods Sold CostOfGoodsSold	1019500000	USD
CY2017Q1	us-gaap	Cost Of Goods Sold CostOfGoodsSold	277800000	USD
CY2017Q2	us-gaap	Cost Of Goods Sold CostOfGoodsSold	277700000	USD
CY2017Q3	us-gaap	Cost Of Goods Sold CostOfGoodsSold	267200000	USD
CY2017Q4	us-gaap	Cost Of Goods Sold CostOfGoodsSold	282600000	USD
CY2017	us-gaap	Cost Of Goods Sold CostOfGoodsSold	1105300000	USD
CY2015	us-gaap	Costs And Expenses CostsAndExpenses	1737800000	USD
CY2016	us-gaap	Costs And Expenses CostsAndExpenses	1152800000	USD
CY2017	us-gaap	Costs And Expenses CostsAndExpenses	1246800000	USD
CY2016Q4	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	700000	USD
CY2017Q4	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	300000	USD
CY2015	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-700000	USD
CY2016	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-2700000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-3100000	USD
CY2015	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	-2100000	USD
CY2016	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	-600000	USD
CY2017	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	800000	USD
CY2015	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-3200000	USD
CY2016	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-1800000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-1300000	USD
CY2015	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	-400000	USD
CY2016	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1500000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1000000	USD
CY2017Q4	us-gaap	Customer Deposits Current CustomerDepositsCurrent	0	USD
CY2017	us-gaap	Debt Instrument Term DebtInstrumentTerm	P8M
CY2015	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-93200000	USD
CY2016	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	47800000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	82000000	USD
CY2015	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	1200000	USD
CY2016	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	1200000	USD
CY2017	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	1000000	USD
CY2015	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-93800000	USD
CY2016	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	53700000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	88700000	USD
CY2015	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	-131700000	USD
CY2016	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	57400000	USD
CY2017	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	89000000	USD
CY2015	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-1800000	USD
CY2016	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	4700000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	5700000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	0	USD
CY2017Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	9300000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	156400000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	67700000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Liabilities Net Noncurrent DeferredTaxAssetsLiabilitiesNetNoncurrent	159700000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Liabilities Net Noncurrent DeferredTaxAssetsLiabilitiesNetNoncurrent	72000000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	239100000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	127600000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	159700000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	72000000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	39800000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	21000000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	23200000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	11600000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	15700000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	13000000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	82700000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	59900000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Inventory Costs DeferredTaxLiabilitiesDeferredExpenseCapitalizedInventoryCosts	0	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Inventory Costs DeferredTaxLiabilitiesDeferredExpenseCapitalizedInventoryCosts	2200000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Gross Noncurrent DeferredTaxLiabilitiesGrossNoncurrent	3300000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Gross Noncurrent DeferredTaxLiabilitiesGrossNoncurrent	4300000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	3300000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	4300000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	82700000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	57700000	USD
CY2015	us-gaap	Defined Benefit Plan Curtailments DefinedBenefitPlanCurtailments	493400000	USD
CY2016	us-gaap	Defined Benefit Plan Curtailments DefinedBenefitPlanCurtailments	-100000	USD
CY2017	us-gaap	Defined Benefit Plan Curtailments DefinedBenefitPlanCurtailments	0	USD
CY2017Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Five Fiscal Years Thereafter DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter	32200000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Next Twelve Months DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths	7800000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Five DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive	7100000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Four DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour	7400000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Three DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree	7500000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Two DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo	7600000	USD
CY2016Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	69600000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	72300000	USD
CY2015	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	2800000	USD
CY2016	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	3700000	USD
CY2017	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	4800000	USD
CY2015	us-gaap	Depreciation Depreciation	30800000	USD
CY2016	us-gaap	Depreciation Depreciation	34500000	USD
CY2017	us-gaap	Depreciation Depreciation	38300000	USD
CY2015	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	32400000	USD
CY2016	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	36000000	USD
CY2017	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	39700000	USD
CY2016Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	0	USD
CY2017Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	0	USD
CY2016Q4	us-gaap	Derivative Assets DerivativeAssets	5800000	USD
CY2017Q4	us-gaap	Derivative Assets DerivativeAssets	25300000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	5800000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	25300000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral	1700000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral	800000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	4100000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	24500000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	1800000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	800000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral	1700000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral	800000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	100000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	0	USD
CY2016Q4	us-gaap	Derivative Instruments In Hedges At Fair Value Net DerivativeInstrumentsInHedgesAtFairValueNet	4000000	USD
CY2017Q4	us-gaap	Derivative Instruments In Hedges At Fair Value Net DerivativeInstrumentsInHedgesAtFairValueNet	24500000	USD
CY2016Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	1800000	USD
CY2017Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	800000	USD
CY2016Q4	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	0	USD
CY2017Q4	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	0	USD
CY2015	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	28100000	USD
CY2016	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	32400000	USD
CY2017	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	35000000	USD
CY2015	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-13.76
CY2016Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.47
CY2016Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.45
CY2016Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.84
CY2016Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.39
CY2016	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	5.15
CY2017Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.07
CY2017Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.18
CY2017Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.28
CY2017Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.90
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.67
CY2015	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-13.76
CY2016Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.44
CY2016Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.43
CY2016Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.82
CY2016Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.37
CY2016	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	5.09
CY2017Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.04
CY2017Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.27
CY2017Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.16
CY2017Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.90
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.63
CY2016Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	49100000	USD
CY2017Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	42600000	USD
CY2015	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	3500000	USD
CY2016	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	4400000	USD
CY2017	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	4900000	USD
CY2015	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	1300000	USD
CY2016	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	0	USD
CY2017	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	0	USD
CY2015	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	1300000	USD
CY2016	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	0	USD
CY2017	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	0	USD
CY2015	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	-127400000	USD
CY2016	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	48300000	USD
CY2017	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	79000000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	18000000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	1400000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	1400000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	1400000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	1400000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	1400000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	26400000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	25000000	USD
CY2015	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	-1300000	USD
CY2016	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	700000	USD
CY2017	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	1900000	USD
CY2015	us-gaap	Gain Loss On Repurchase Of Debt Instrument GainLossOnRepurchaseOfDebtInstrument	-2500000	USD
CY2016	us-gaap	Gain Loss On Repurchase Of Debt Instrument GainLossOnRepurchaseOfDebtInstrument	-11100000	USD
CY2017	us-gaap	Gain Loss On Repurchase Of Debt Instrument GainLossOnRepurchaseOfDebtInstrument	0	USD
CY2015	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	0	USD
CY2016	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	0	USD
CY2017	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	2300000	USD
CY2015	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-300000	USD
CY2016	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-200000	USD
CY2017	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	500000	USD
CY2015	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2016	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-11100000	USD
CY2017	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2016Q4	us-gaap	Goodwill Goodwill	37200000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	18800000	USD
CY2017	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	0	USD
CY2015Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	0	USD
CY2016Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	0	USD
CY2017Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	18400000	USD
CY2015	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2016	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2017	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	18400000	USD
CY2016Q1	us-gaap	Gross Profit GrossProfit	80300000	USD
CY2016Q2	us-gaap	Gross Profit GrossProfit	95400000	USD
CY2016Q3	us-gaap	Gross Profit GrossProfit	67900000	USD
CY2016Q4	us-gaap	Gross Profit GrossProfit	81300000	USD
CY2017Q1	us-gaap	Gross Profit GrossProfit	92600000	USD
CY2017Q2	us-gaap	Gross Profit GrossProfit	66700000	USD
CY2017Q3	us-gaap	Gross Profit GrossProfit	76400000	USD
CY2017Q4	us-gaap	Gross Profit GrossProfit	75900000	USD
CY2016Q3	us-gaap	Impairment Of Intangible Assets Finitelived ImpairmentOfIntangibleAssetsFinitelived	2600000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-373600000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	143600000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	127900000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	1800000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	3600000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	5100000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	-371800000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	147200000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	133000000	USD
CY2015	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
CY2016	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
CY2017	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
CY2015Q4	us-gaap	Income Tax Examination Increase Decrease In Liability From Prior Year IncomeTaxExaminationIncreaseDecreaseInLiabilityFromPriorYear	-1200000	USD
CY2016Q4	us-gaap	Income Tax Examination Increase Decrease In Liability From Prior Year IncomeTaxExaminationIncreaseDecreaseInLiabilityFromPriorYear	0	USD
CY2017Q4	us-gaap	Income Tax Examination Increase Decrease In Liability From Prior Year IncomeTaxExaminationIncreaseDecreaseInLiabilityFromPriorYear	-100000	USD
CY2015	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-135200000	USD
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	55500000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	87600000	USD
CY2015	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	600000	USD
CY2016	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	300000	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-500000	USD
CY2015	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-100000	USD
CY2016	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-500000	USD
CY2017	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	100000	USD
CY2016	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-13100000	USD
CY2015	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-130100000	USD
CY2016	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	51500000	USD
CY2017	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	46500000	USD
CY2015	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	300000	USD
CY2016	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	300000	USD
CY2017	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	0	USD
CY2015	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	200000	USD
CY2016	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-300000	USD
CY2017	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	2300000	USD
CY2015	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	200000	USD
CY2016	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	0	USD
CY2017	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	0	USD
CY2015	us-gaap	Income Tax Reconciliation Repatriation Of Foreign Earnings IncomeTaxReconciliationRepatriationOfForeignEarnings	0	USD
CY2016	us-gaap	Income Tax Reconciliation Repatriation Of Foreign Earnings IncomeTaxReconciliationRepatriationOfForeignEarnings	0	USD
CY2017	us-gaap	Income Tax Reconciliation Repatriation Of Foreign Earnings IncomeTaxReconciliationRepatriationOfForeignEarnings	5900000	USD
CY2015	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-4200000	USD
CY2016	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	4200000	USD
CY2017	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	4300000	USD
CY2015	us-gaap	Income Tax Reconciliation Tax Settlements Foreign IncomeTaxReconciliationTaxSettlementsForeign	0	USD
CY2016	us-gaap	Income Tax Reconciliation Tax Settlements Foreign IncomeTaxReconciliationTaxSettlementsForeign	0	USD
CY2017	us-gaap	Income Tax Reconciliation Tax Settlements Foreign IncomeTaxReconciliationTaxSettlementsForeign	29000000	USD
CY2015	us-gaap	Income Tax Reconciliation Tax Settlements Other IncomeTaxReconciliationTaxSettlementsOther	-400000	USD
CY2016	us-gaap	Income Tax Reconciliation Tax Settlements Other IncomeTaxReconciliationTaxSettlementsOther	0	USD
CY2017	us-gaap	Income Tax Reconciliation Tax Settlements Other IncomeTaxReconciliationTaxSettlementsOther	0	USD
CY2015	us-gaap	Income Taxes Paid IncomeTaxesPaid	2300000	USD
CY2016	us-gaap	Income Taxes Paid IncomeTaxesPaid	1200000	USD
CY2017	us-gaap	Income Taxes Paid IncomeTaxesPaid	1300000	USD
CY2015	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	-17400000	USD
CY2016	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	26800000	USD
CY2017	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	30900000	USD
CY2015	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	-13600000	USD
CY2016	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	3400000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	13000000	USD
CY2015	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	7500000	USD
CY2017	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	6300000	USD
CY2015	us-gaap	Increase Decrease In Other Accrued Liabilities IncreaseDecreaseInOtherAccruedLiabilities	12800000	USD
CY2016	us-gaap	Increase Decrease In Other Accrued Liabilities IncreaseDecreaseInOtherAccruedLiabilities	26200000	USD
CY2017	us-gaap	Increase Decrease In Other Accrued Liabilities IncreaseDecreaseInOtherAccruedLiabilities	-4700000	USD
CY2015	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	-28200000	USD
CY2016	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	26000000	USD
CY2017	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	2200000	USD
CY2015	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-500000	USD
CY2016	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	8000000	USD
CY2017	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	1700000	USD
CY2015	us-gaap	Incremental Common Shares Attributable To Nonvested Shares With Forfeitable Dividends IncrementalCommonSharesAttributableToNonvestedSharesWithForfeitableDividends	0	shares
CY2016	us-gaap	Incremental Common Shares Attributable To Nonvested Shares With Forfeitable Dividends IncrementalCommonSharesAttributableToNonvestedSharesWithForfeitableDividends	220000	shares
CY2017	us-gaap	Incremental Common Shares Attributable To Nonvested Shares With Forfeitable Dividends IncrementalCommonSharesAttributableToNonvestedSharesWithForfeitableDividends	263000	shares
CY2015	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	1800000	USD
CY2016	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	2900000	USD
CY2017	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	2200000	USD
CY2015	us-gaap	Interest Expense InterestExpense	24100000	USD
CY2016	us-gaap	Interest Expense InterestExpense	20300000	USD
CY2017	us-gaap	Interest Expense InterestExpense	22200000	USD
CY2015	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-24100000	USD
CY2016	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-20300000	USD
CY2017	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-22200000	USD
CY2015	us-gaap	Interest Paid InterestPaid	22100000	USD
CY2016	us-gaap	Interest Paid InterestPaid	17700000	USD
CY2017	us-gaap	Interest Paid InterestPaid	21100000	USD
CY2016Q4	us-gaap	Interest Payable Current InterestPayableCurrent	2900000	USD
CY2017Q4	us-gaap	Interest Payable Current InterestPayableCurrent	2900000	USD
CY2016Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	73800000	USD
CY2017Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	63800000	USD
CY2016Q4	us-gaap	Inventory Lifo Reserve InventoryLIFOReserve	-8500000	USD
CY2017Q4	us-gaap	Inventory Lifo Reserve InventoryLIFOReserve	24300000	USD
CY2016Q4	us-gaap	Inventory Net InventoryNet	201600000	USD
CY2017Q4	us-gaap	Inventory Net InventoryNet	207900000	USD
CY2016Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	51100000	USD
CY2017Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	61300000	USD
CY2016Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	71700000	USD
CY2017Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	78300000	USD
CY2015	us-gaap	Inventory Write Down InventoryWriteDown	2600000	USD
CY2016Q1	us-gaap	Inventory Write Down InventoryWriteDown	4900000	USD
CY2016Q2	us-gaap	Inventory Write Down InventoryWriteDown	0	USD
CY2016Q3	us-gaap	Inventory Write Down InventoryWriteDown	0	USD
CY2016Q4	us-gaap	Inventory Write Down InventoryWriteDown	0	USD
CY2016	us-gaap	Inventory Write Down InventoryWriteDown	4900000	USD
CY2017	us-gaap	Inventory Write Down InventoryWriteDown	0	USD
CY2015	us-gaap	Investment Income Interest InvestmentIncomeInterest	400000	USD
CY2016	us-gaap	Investment Income Interest InvestmentIncomeInterest	100000	USD
CY2017	us-gaap	Investment Income Interest InvestmentIncomeInterest	200000	USD
CY2016Q4	us-gaap	Investments In And Advances To Affiliates At Fair Value InvestmentsInAndAdvancesToAffiliatesAtFairValue	0	USD
CY2017Q4	us-gaap	Investments In And Advances To Affiliates At Fair Value InvestmentsInAndAdvancesToAffiliatesAtFairValue	0	USD
CY2016Q4	us-gaap	Land Land	22700000	USD
CY2017Q4	us-gaap	Land Land	21100000	USD
CY2015	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	8200000	USD
CY2016	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	8500000	USD
CY2017	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	7900000	USD
CY2016Q4	us-gaap	Liabilities Liabilities	638800000	USD
CY2017Q4	us-gaap	Liabilities Liabilities	638900000	USD
CY2016Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1443500000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1385200000	USD
CY2016Q4	us-gaap	Liabilities Current LiabilitiesCurrent	165000000	USD
CY2017Q4	us-gaap	Liabilities Current LiabilitiesCurrent	173100000	USD
CY2016Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	368700000	USD
CY2017Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	369600000	USD
CY2017Q4	us-gaap	Loss Contingency Range Of Possible Loss Portion Not Accrued LossContingencyRangeOfPossibleLossPortionNotAccrued	12500000	USD
CY2016	us-gaap	Loss Contingency Undiscounted Amount Of Insurance Related Assessment Liability LossContingencyUndiscountedAmountOfInsuranceRelatedAssessmentLiability	26800000	USD
CY2017	us-gaap	Loss Contingency Undiscounted Amount Of Insurance Related Assessment Liability LossContingencyUndiscountedAmountOfInsuranceRelatedAssessmentLiability	24800000	USD
CY2016Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	615100000	USD
CY2017Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	689100000	USD
CY2017Q4	us-gaap	Margin Deposit Assets MarginDepositAssets	0	USD
CY2017	us-gaap	Multiemployer Plan Collective Bargaining Arrangement Required Percentage Of Contributions MultiemployerPlanCollectiveBargainingArrangementRequiredPercentageOfContributions	0.05
CY2015	us-gaap	Multiemployer Plan Contributions By Employer MultiemployerPlanContributionsByEmployer	4400000	USD
CY2016	us-gaap	Multiemployer Plan Contributions By Employer MultiemployerPlanContributionsByEmployer	4700000	USD
CY2017	us-gaap	Multiemployer Plan Contributions By Employer MultiemployerPlanContributionsByEmployer	4600000	USD
CY2015	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-284400000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	94800000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-119400000	USD
CY2015	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	20400000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-276400000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-25500000	USD
CY2015	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	159700000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	165600000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	141500000	USD
CY2015	us-gaap	Net Income Loss NetIncomeLoss	-236600000	USD
CY2016Q1	us-gaap	Net Income Loss NetIncomeLoss	26300000	USD
CY2016Q2	us-gaap	Net Income Loss NetIncomeLoss	26000000	USD
CY2016Q3	us-gaap	Net Income Loss NetIncomeLoss	14900000	USD
CY2016Q4	us-gaap	Net Income Loss NetIncomeLoss	24500000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	91700000	USD
CY2017Q1	us-gaap	Net Income Loss NetIncomeLoss	36000000	USD
CY2017Q2	us-gaap	Net Income Loss NetIncomeLoss	4700000	USD
CY2017Q3	us-gaap	Net Income Loss NetIncomeLoss	19900000	USD
CY2017Q4	us-gaap	Net Income Loss NetIncomeLoss	-15200000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	45400000	USD
CY2015Q4	us-gaap	Noncurrent Assets NoncurrentAssets	495400000	USD
CY2016Q4	us-gaap	Noncurrent Assets NoncurrentAssets	530900000	USD
CY2017Q4	us-gaap	Noncurrent Assets NoncurrentAssets	571400000	USD
CY2017	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	1	segment
CY2015	us-gaap	Operating Income Loss OperatingIncomeLoss	-345900000	USD
CY2016Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	44800000	USD
CY2016Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	57900000	USD
CY2016Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	29800000	USD
CY2016Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	45300000	USD
CY2016	us-gaap	Operating Income Loss OperatingIncomeLoss	177800000	USD
CY2017Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	59500000	USD
CY2017Q4	us-gaap	Other Liabilities OtherLiabilities	21600000	USD
CY2016Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	73200000	USD
CY2017Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	60000000	USD
CY2015	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-600000	USD
CY2016	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-1200000	USD
CY2017Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	11400000	USD
CY2017Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	39800000	USD
CY2017Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	40000000	USD
CY2017	us-gaap	Operating Income Loss OperatingIncomeLoss	150700000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	5700000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	2200000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	2500000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	3100000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	5200000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	21000000	USD
CY2017Q4	us-gaap	Operating Loss Carryforwards OperatingLossCarryforwards	275100000	USD
CY2016Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	40100000	USD
CY2017Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	40500000	USD
CY2016Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	33400000	USD
CY2017Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	41400000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-300000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	900000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	500000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	64400000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-5000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	0	USD
CY2015	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	64400000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-5000000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-65100000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	5800000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	1400000	USD
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CY2016	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0	USD
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CY2016	us-gaap	Restricted Stock Award Forfeitures Dividends RestrictedStockAwardForfeituresDividends	100000	USD
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CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	837400000	USD
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CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	571400000	USD
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CY2017	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	3400000	USD
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CY2016	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	0	USD
CY2017	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	400000	USD
CY2015	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	175000000	USD
CY2016	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	0	USD
CY2017	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	0	USD
CY2015	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	30000000	USD
CY2016	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	206000000	USD
CY2017	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	0	USD
CY2015	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	9500000	USD
CY2016	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	10200000	USD
CY2017	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	10000000	USD
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CY2016Q4	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	331900000	USD
CY2016	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	1330600000	USD
CY2017Q1	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	355300000	USD
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CY2017Q3	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	332800000	USD
CY2017Q4	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	353100000	USD
CY2017	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	1397500000	USD
CY2016Q4	us-gaap	Self Insurance Reserve Noncurrent SelfInsuranceReserveNoncurrent	25000000	USD
CY2017Q4	us-gaap	Self Insurance Reserve Noncurrent SelfInsuranceReserveNoncurrent	22600000	USD
CY2015	us-gaap	Share Based Compensation ShareBasedCompensation	9500000	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	11800000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	13300000	USD
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	737954	shares
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	80.01
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	1543	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	0	shares
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P2Y10M
CY2015	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	37009	shares
CY2016	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	36055	shares
CY2017	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	56495	shares
CY2015	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	-6500000	USD
CY2016	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	6500000	USD
CY2017	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	6700000	USD
CY2015	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	200000	USD
CY2016	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	100000	USD
CY2017	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	200000	USD
CY2016	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	1200000	USD
CY2016Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	88400000	USD
CY2017Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	110500000	USD
CY2015	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	2800000	USD
CY2016	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	2900000	USD
CY2017	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	4500000	USD
CY2014Q4	us-gaap	Stockholders Equity StockholdersEquity	1015900000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	804700000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	746300000	USD
CY2017Q4	us-gaap	Tax Credit Carryforward Amount TaxCreditCarryforwardAmount	23300000	USD
CY2016Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	4300000	USD
CY2017Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	6800000	USD
CY2015	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	76.35
CY2016	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	78.59
CY2017	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	82.97
CY2016Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	4681271	shares
CY2017Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	5619951	shares
CY2015	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	647520	shares
CY2016	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	443838	shares
CY2017	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	938680	shares
CY2016Q4	us-gaap	Treasury Stock Value TreasuryStockValue	281400000	USD
CY2017Q4	us-gaap	Treasury Stock Value TreasuryStockValue	358600000	USD
CY2015	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	49400000	USD
CY2016	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	34900000	USD
CY2017	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	77800000	USD
CY2016Q4	us-gaap	Unbilled Contracts Receivable UnbilledContractsReceivable	300000	USD
CY2017Q4	us-gaap	Unbilled Contracts Receivable UnbilledContractsReceivable	300000	USD
CY2015	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	-3400000	USD
CY2016	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	18700000	USD
CY2017	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	19400000	USD
CY2014Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2200000	USD
CY2015Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1700000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1800000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1500000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	300000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	200000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	100000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	100000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	100000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2015	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	600000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	0	USD
CY2017	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	0	USD
CY2015Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	600000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	700000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	400000	USD
CY2015	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	2000000	USD
CY2016	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	-5500000	USD
CY2017	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	-2700000	USD
CY2016	us-gaap	Weighted Average Discount Rate Percent WeightedAverageDiscountRatePercent	0.1
CY2017	us-gaap	Weighted Average Discount Rate Percent WeightedAverageDiscountRatePercent	0.1
CY2015	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	17201000	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18033000	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	17259000	shares
CY2015	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	17201000	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	17813000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	16996000	shares
CY2016	us-gaap	Workers Compensation Discount Percent WorkersCompensationDiscountPercent	0.0200
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CY2017	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-top:12px;text-align:left;text-indent:18px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;">Use of Estimates in the Preparation of Financial Statements.</font><font style="font-family:inherit;font-size:10pt;"> The preparation of financial statements in accordance with GAAP requires the use of estimates and assumptions that affect the reported amounts of assets and liabilities, disclosure of contingent assets and liabilities known to exist as of the date the financial statements are published and the reported amounts of revenues and expenses during the reporting period. Uncertainties with respect to such estimates and assumptions are inherent in the preparation of our consolidated financial statements; accordingly, it is possible that the actual results could differ from these estimates and assumptions, which could have a material effect on the reported amounts of our consolidated financial position and results of operations.</font></div></div>

Files In Submission

Name	View Source	Status
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$KALU
KAISER ALUMINUM CORP Stock $kalu

2017 Form 10-K Financial Statement

#000081159618000011 Filed on February 23, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$KALU KAISER ALUMINUM CORP Stock $kalu

2017 Form 10-K Financial Statement

#000081159618000011 Filed on February 23, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$KALU
KAISER ALUMINUM CORP Stock $kalu