$MTD
METTLER TOLEDO INTERNATIONAL INC/ Stock $mtd

$mtd Overview Financials Valuation SEC Filings Company Website

2019 Q4 Form 10-K Financial Statement

#000103764620000005 Filed on February 07, 2020

Income Statement

Concept	2019 Q4	2018 Q4	2018 Q3
Revenue	$844.0M	$817.9M	$734.8M
YoY Change	3.18%	5.13%	5.16%
Cost Of Revenue	$345.7M	$340.4M	$315.6M
YoY Change	1.56%	5.62%	288.06%
Gross Profit	$498.3M	$477.6M	$419.3M
YoY Change	4.34%	4.78%	4.56%
Gross Profit Margin	59.04%	58.39%	57.05%
Selling, General & Admin	$206.7M	$201.7M	$202.5M
YoY Change	2.48%	-2.32%	-2.21%
% of Gross Profit	41.48%	42.23%	48.29%
Research & Development	$35.30M	$36.20M	$34.84M
YoY Change	-2.49%	12.07%	8.18%
% of Gross Profit	7.08%	7.58%	8.31%
Depreciation & Amortization	$22.50M	$21.20M	$21.20M
YoY Change	6.13%	1.92%	10.42%
% of Gross Profit	4.52%	4.44%	5.06%
Operating Expenses	$252.9M	$249.5M	$237.3M
YoY Change	1.36%	0.08%	-0.81%
Operating Profit	$245.4M	$228.1M	$182.0M
YoY Change	7.6%	10.46%	12.51%
Interest Expense	-$9.600M	-$8.800M	$9.003M
YoY Change	9.09%	2.33%	9.15%
% of Operating Profit	-3.91%	-3.86%	4.95%
Other Income/Expense, Net			$1.479M
YoY Change			524.05%
Pretax Income	$231.1M	$230.5M	$160.4M
YoY Change	0.26%	18.88%	14.85%
Income Tax	$38.40M	$45.70M	$33.71M
% Of Pretax Income	16.62%	19.83%	21.02%
Net Earnings	$192.7M	$181.2M	$126.7M
YoY Change	6.38%	135.38%	20.68%
Net Earnings / Revenue	22.84%	22.15%	17.24%
Basic Earnings Per Share	$7.95	$7.25	$5.04
Diluted Earnings Per Share	$7.84	$7.11	$4.93
COMMON SHARES
Basic Shares Outstanding	24.24M shares	24.98M shares	25.13M shares
Diluted Shares Outstanding	24.60M shares	25.49M shares	25.68M shares

Balance Sheet

Concept	2019 Q4	2018 Q4	2018 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$207.8M	$178.1M	$137.4M
YoY Change	16.68%	19.77%	-18.75%
Cash & Equivalents	$207.8M	$178.1M	$124.4M
Short-Term Investments
Other Short-Term Assets	$61.30M	$63.40M	$61.90M
YoY Change	-3.31%	-14.32%	-12.57%
Inventory	$274.3M	$268.8M	$277.3M
Prepaid Expenses
Receivables	$566.3M	$535.5M	$494.9M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$1.110B	$1.046B	$971.5M
YoY Change	6.1%	3.89%	-1.53%
LONG-TERM ASSETS
Property, Plant & Equipment	$748.7M	$717.5M	$697.7M
YoY Change	4.34%	7.37%	8.72%
Goodwill	$536.0M	$534.8M	$534.6M
YoY Change	0.22%	-0.94%	-0.72%
Intangibles	$206.2M	$217.3M	$220.9M
YoY Change	-5.09%	-4.15%	-3.94%
Long-Term Investments
YoY Change
Other Assets	$151.8M	$68.31M	$93.29M
YoY Change	122.26%	2.21%	62.44%
Total Long-Term Assets	$1.680B	$1.573B	$1.586B
YoY Change	6.78%	1.94%	5.0%
TOTAL ASSETS
Total Short-Term Assets	$1.110B	$1.046B	$971.5M
Total Long-Term Assets	$1.680B	$1.573B	$1.586B
Total Assets	$2.789B	$2.619B	$2.558B
YoY Change	6.51%	2.71%	2.42%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$185.6M	$196.6M	$156.4M
YoY Change	-5.62%	17.31%	5.34%
Accrued Expenses	$166.1M	$156.4M	$128.8M
YoY Change	6.18%	2.37%	-6.47%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$55.90M	$49.70M	$55.80M
YoY Change	12.47%	152.28%	201.62%
Total Short-Term Liabilities	$754.5M	$734.4M	$697.5M
YoY Change	2.73%	6.49%	6.92%
LONG-TERM LIABILITIES
Long-Term Debt	$1.235B	$985.0M	$988.9M
YoY Change	25.41%	2.59%	-5.88%
Other Long-Term Liabilities	$333.4M	$260.5M	$289.5M
YoY Change	27.98%	-13.58%	15.75%
Total Long-Term Liabilities	$1.569B	$1.246B	$1.278B
YoY Change	25.95%	-1.28%	-1.72%
TOTAL LIABILITIES
Total Short-Term Liabilities	$754.5M	$734.4M	$697.5M
Total Long-Term Liabilities	$1.569B	$1.246B	$1.278B
Total Liabilities	$2.369B	$2.029B	$2.026B
YoY Change	16.75%	1.31%	2.11%
SHAREHOLDERS EQUITY
Retained Earnings	$4.499B	$3.942B	$3.764B
YoY Change	14.14%	14.81%	12.01%
Common Stock	$784.3M	$765.2M	$760.1M
YoY Change	2.5%	2.35%	2.32%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$4.539B	$3.815B	$3.709B
YoY Change	18.99%	13.25%	11.96%
Treasury Stock Shares	20.66M shares	19.86M shares	19.74M shares
Shareholders Equity	$420.8M	$590.1M	$531.6M
YoY Change
Total Liabilities & Shareholders Equity	$2.789B	$2.619B	$2.558B
YoY Change	6.51%	2.71%	2.42%

Cashflow Statement

Concept	2019 Q4	2018 Q4	2018 Q3
OPERATING ACTIVITIES
Net Income	$192.7M	$181.2M	$126.7M
YoY Change	6.38%	135.38%	20.68%
Depreciation, Depletion And Amortization	$22.50M	$21.20M	$21.20M
YoY Change	6.13%	1.92%	10.42%
Cash From Operating Activities	$201.8M	$198.6M	$149.6M
YoY Change	1.61%	20.29%	2.61%
INVESTING ACTIVITIES
Capital Expenditures	-$25.70M	-$46.00M	-$35.10M
YoY Change	-44.13%	10.58%	-5.9%
Acquisitions
YoY Change
Other Investing Activities	$3.200M	$1.700M	-$9.000M
YoY Change	88.24%	-61.36%	-91.25%
Cash From Investing Activities	-$22.60M	-$44.30M	-$44.10M
YoY Change	-48.98%	19.09%	-68.5%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-95.20M	-113.4M	-146.1M
YoY Change	-16.05%	-25.49%	-1061.18%
NET CHANGE
Cash From Operating Activities	201.8M	198.6M	149.6M
Cash From Investing Activities	-22.60M	-44.30M	-44.10M
Cash From Financing Activities	-95.20M	-113.4M	-146.1M
Net Change In Cash	84.00M	40.90M	-40.60M
YoY Change	105.38%	-268.31%	-293.33%
FREE CASH FLOW
Cash From Operating Activities	$201.8M	$198.6M	$149.6M
Capital Expenditures	-$25.70M	-$46.00M	-$35.10M
Free Cash Flow	$227.5M	$244.6M	$184.7M
YoY Change	-6.99%	18.34%	0.87%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2019	dei	Amendment Flag AmendmentFlag	false
CY2019	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2019	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2019	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2019
CY2019	dei	Document Period End Date DocumentPeriodEndDate	2019-12-31
CY2019	dei	Entity Central Index Key EntityCentralIndexKey	0001037646
CY2019	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2019	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2019	dei	Entity Shell Company EntityShellCompany	false
CY2019	dei	Entity Small Business EntitySmallBusiness	false
CY2019	mtd	Performance Share Unit Payout Percentage Minimum PerformanceShareUnitPayoutPercentageMinimum	0	Rate
CY2019	mtd	Performance Share Units Payout Percentage Maximum PerformanceShareUnitsPayoutPercentageMaximum	2	Rate
CY2019	mtd	Performance Share Units Vesting Period PerformanceShareUnitsVestingPeriod	P3Y
CY2019	mtd	Restricted Stock Units Vesting Period RestrictedStockUnitsVestingPeriod	P5Y
CY2019	mtd	Tax Cutsand Jobs Act Pay Period TaxCutsandJobsActPayPeriod	P8Y
CY2018Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	15469000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	17009000	USD
CY2018Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2018Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	125000000	shares
CY2018Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	44786011	shares
CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	44786011	shares
CY2018Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	24921963	shares
CY2019Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	24125317	shares
CY2019	us-gaap	Debt Instrument Basis Spread On Variable Rate1 DebtInstrumentBasisSpreadOnVariableRate1	0.875	Rate
CY2019	us-gaap	Debt Instrument Term DebtInstrumentTerm	P10Y
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2018	us-gaap	Gain Loss On Foreign Currency Cash Flow Hedge Ineffectiveness GainLossOnForeignCurrencyCashFlowHedgeIneffectiveness	0	USD
CY2018Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2018Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1	P5Y
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod	P10Y6M
CY2019Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	20660694	shares
CY2019	dei	Document Type DocumentType	10-K
CY2018Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	19864048	shares
CY2019	dei	Document Annual Report DocumentAnnualReport	true
CY2019	dei	Document Transition Report DocumentTransitionReport	false
CY2019	dei	Entity File Number EntityFileNumber	001-13595
CY2019	dei	Entity Registrant Name EntityRegistrantName	Mettler-Toledo International Inc.
CY2019	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2019	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	13-3668641
CY2019	dei	Entity Address Address Line1 EntityAddressAddressLine1	Im Langacher 44
CY2019	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	CH 8606
CY2019	dei	Entity Address City Or Town EntityAddressCityOrTown	Greifensee
CY2019	dei	Entity Address Country EntityAddressCountry	CH
CY2019	dei	City Area Code CityAreaCode	44
CY2019	dei	Local Phone Number LocalPhoneNumber	944-22-11
CY2019	dei	Security12b Title Security12bTitle	Common Stock, $0.01 par value
CY2019	dei	Trading Symbol TradingSymbol	MTD
CY2019	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2019	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2019	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2019	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2019	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2019	dei	Entity Shell Company EntityShellCompany	false
CY2020Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	24052834	shares
CY2019Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2019Q2	dei	Entity Public Float EntityPublicFloat	20700000000	USD
CY2019	us-gaap	Revenues Revenues	3008652000	USD
CY2018	us-gaap	Revenues Revenues	2935586000	USD
CY2017	us-gaap	Revenues Revenues	2725053000	USD
CY2019	us-gaap	Gross Profit GrossProfit	1741211000	USD
CY2018	us-gaap	Gross Profit GrossProfit	1684378000	USD
CY2017	us-gaap	Gross Profit GrossProfit	1575751000	USD
CY2019	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	143950000	USD
CY2018	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	141071000	USD
CY2017	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	128308000	USD
CY2019	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	819183000	USD
CY2018	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	812802000	USD
CY2017	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	794861000	USD
CY2019	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	49690000	USD
CY2018	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	47524000	USD
CY2017	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	42671000	USD
CY2019	us-gaap	Interest Expense InterestExpense	37411000	USD
CY2018	us-gaap	Interest Expense InterestExpense	34511000	USD
CY2017	us-gaap	Interest Expense InterestExpense	32785000	USD
CY2019	us-gaap	Restructuring Charges RestructuringCharges	15760000	USD
CY2018	us-gaap	Restructuring Charges RestructuringCharges	18420000	USD
CY2017	us-gaap	Restructuring Charges RestructuringCharges	12772000	USD
CY2019	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	6177000	USD
CY2018	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	21808000	USD
CY2017	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	9868000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	681394000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	651858000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	574222000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	120285000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	139247000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	198250000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	561109000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	512611000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	375972000	USD
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	22.84
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	20.33
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	14.62
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	24567609	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	25215674	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	25713575	shares
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	22.47
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	19.88
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	14.24
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	24974457	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	25781324	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26393783	shares
CY2019	us-gaap	Net Income Loss NetIncomeLoss	561109000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	512611000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	375972000	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	2898000	USD
CY2018	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-32573000	USD
CY2017	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	83982000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-1063000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-658000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	1424000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	861000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-2441000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	273000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	-32699000	USD
CY2018	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	-23326000	USD
CY2017	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	-10378000	USD
CY2019	mtd	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Plan Amendments And Prior Service Costs Arising During Period Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetPlanAmendmentsAndPriorServiceCostsArisingDuringPeriodNetOfTax	-430000	USD
CY2018	mtd	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Plan Amendments And Prior Service Costs Arising During Period Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetPlanAmendmentsAndPriorServiceCostsArisingDuringPeriodNetOfTax	780000	USD
CY2017	mtd	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Plan Amendments And Prior Service Costs Arising During Period Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetPlanAmendmentsAndPriorServiceCostsArisingDuringPeriodNetOfTax	-12056000	USD
CY2019	mtd	Amortization Of Actuarial Gains Losses And Plan Amendments And Prior Service Cost AmortizationOfActuarialGainsLossesAndPlanAmendmentsAndPriorServiceCost	-12144000	USD
CY2018	mtd	Amortization Of Actuarial Gains Losses And Plan Amendments And Prior Service Cost AmortizationOfActuarialGainsLossesAndPlanAmendmentsAndPriorServiceCost	-14366000	USD
CY2017	mtd	Amortization Of Actuarial Gains Losses And Plan Amendments And Prior Service Cost AmortizationOfActuarialGainsLossesAndPlanAmendmentsAndPriorServiceCost	-14873000	USD
CY2019	mtd	Defined Benefit Plans Impact Of Fx On Current Year Change In Oci Net Of Tax DefinedBenefitPlansImpactOfFxOnCurrentYearChangeInOciNetOfTax	-2108000	USD
CY2018	mtd	Defined Benefit Plans Impact Of Fx On Current Year Change In Oci Net Of Tax DefinedBenefitPlansImpactOfFxOnCurrentYearChangeInOciNetOfTax	3522000	USD
CY2017	mtd	Defined Benefit Plans Impact Of Fx On Current Year Change In Oci Net Of Tax DefinedBenefitPlansImpactOfFxOnCurrentYearChangeInOciNetOfTax	-12092000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-21259000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-37008000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	89592000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	539850000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	475603000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	465564000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	207785000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	178110000	USD
CY2019Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	566256000	USD
CY2018Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	535528000	USD
CY2019Q4	us-gaap	Inventory Net InventoryNet	274285000	USD
CY2018Q4	us-gaap	Inventory Net InventoryNet	268821000	USD
CY2019Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	61321000	USD
CY2018Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	63401000	USD
CY2019Q4	us-gaap	Assets Current AssetsCurrent	1109647000	USD
CY2018Q4	us-gaap	Assets Current AssetsCurrent	1045860000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	748657000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	717526000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	535979000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	534780000	USD
CY2019Q4	us-gaap	Other Intangible Assets Net OtherIntangibleAssetsNet	206242000	USD
CY2018Q4	us-gaap	Other Intangible Assets Net OtherIntangibleAssetsNet	217308000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	36978000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	35066000	USD
CY2019Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	151818000	USD
CY2018Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	68307000	USD
CY2019Q4	us-gaap	Assets Assets	2789321000	USD
CY2018Q4	us-gaap	Assets Assets	2618847000	USD
CY2019Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	185592000	USD
CY2018Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	196641000	USD
CY2019Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	166118000	USD
CY2018Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	156449000	USD
CY2019Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	155402000	USD
CY2018Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	152516000	USD
CY2019Q4	us-gaap	Deferred Revenue And Credits Current DeferredRevenueAndCreditsCurrent	122489000	USD
CY2018Q4	us-gaap	Deferred Revenue And Credits Current DeferredRevenueAndCreditsCurrent	105381000	USD
CY2019Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	69043000	USD
CY2018Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	73777000	USD
CY2019Q4	mtd	Short Term Debt And Long Term Debt Current Maturities ShortTermDebtAndLongTermDebtCurrentMaturities	55868000	USD
CY2018Q4	mtd	Short Term Debt And Long Term Debt Current Maturities ShortTermDebtAndLongTermDebtCurrentMaturities	49670000	USD
CY2019Q4	us-gaap	Liabilities Current LiabilitiesCurrent	754512000	USD
CY2018Q4	us-gaap	Liabilities Current LiabilitiesCurrent	734434000	USD
CY2019Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1235350000	USD
CY2018Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	985021000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	45267000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	48818000	USD
CY2019Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	333412000	USD
CY2018Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	260511000	USD
CY2019Q4	us-gaap	Liabilities Liabilities	2368541000	USD
CY2018Q4	us-gaap	Liabilities Liabilities	2028784000	USD
CY2019Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2018Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2019Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2018Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2019Q4	us-gaap	Common Stock Value CommonStockValue	448000	USD
CY2018Q4	us-gaap	Common Stock Value CommonStockValue	448000	USD
CY2019Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	783871000	USD
CY2018Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	764717000	USD
CY2019Q4	us-gaap	Treasury Stock Value TreasuryStockValue	4539154000	USD
CY2018Q4	us-gaap	Treasury Stock Value TreasuryStockValue	3814604000	USD
CY2019Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	4499288000	USD
CY2018Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	3941916000	USD
CY2019Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-323673000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-302414000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	420780000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	590063000	USD
CY2019Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2789321000	USD
CY2018Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2618847000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	434943000	USD
CY2017	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	28649000	USD
CY2017	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	399997000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	16582000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Other Longterm Incentive Plans Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationOtherLongtermIncentivePlansRequisiteServicePeriodRecognition	1539000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	375972000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	89592000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	547280000	USD
CY2018	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	24600000	USD
CY2018	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	474999000	USD
CY2018	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Other Longterm Incentive Plans Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationOtherLongtermIncentivePlansRequisiteServicePeriodRecognition	17579000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	512611000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-37008000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	590063000	USD
CY2019	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	47581000	USD
CY2019	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	774999000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Other Longterm Incentive Plans Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationOtherLongtermIncentivePlansRequisiteServicePeriodRecognition	18285000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	561109000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	420780000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	561109000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	512611000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	375972000	USD
CY2019	us-gaap	Depreciation Depreciation	38991000	USD
CY2018	us-gaap	Depreciation Depreciation	37167000	USD
CY2017	us-gaap	Depreciation Depreciation	33458000	USD
CY2019	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	49690000	USD
CY2018	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	47524000	USD
CY2017	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	42671000	USD
CY2019	mtd	Deferredtaxbenefitprovisionexcludingdiscretetaxitems Deferredtaxbenefitprovisionexcludingdiscretetaxitems	11203000	USD
CY2018	mtd	Deferredtaxbenefitprovisionexcludingdiscretetaxitems Deferredtaxbenefitprovisionexcludingdiscretetaxitems	2302000	USD
CY2017	mtd	Deferredtaxbenefitprovisionexcludingdiscretetaxitems Deferredtaxbenefitprovisionexcludingdiscretetaxitems	-2745000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	18285000	USD
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	17579000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	16582000	USD
CY2019	mtd	Swiss Tax Reformnoncashdeferredtaxbenefit SwissTaxReformnoncashdeferredtaxbenefit	-15833000	USD
CY2018	mtd	Swiss Tax Reformnoncashdeferredtaxbenefit SwissTaxReformnoncashdeferredtaxbenefit	0	USD
CY2017	mtd	Swiss Tax Reformnoncashdeferredtaxbenefit SwissTaxReformnoncashdeferredtaxbenefit	0	USD
CY2019	mtd	Taxexpenseimpactrelatedtothechangein U Staxreform TaxexpenseimpactrelatedtothechangeinUStaxreform	0	USD
CY2018	mtd	Taxexpenseimpactrelatedtothechangein U Staxreform TaxexpenseimpactrelatedtothechangeinUStaxreform	3597000	USD
CY2017	mtd	Taxexpenseimpactrelatedtothechangein U Staxreform TaxexpenseimpactrelatedtothechangeinUStaxreform	71982000	USD
CY2019	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	0	USD
CY2018	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	-18674000	USD
CY2017	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	0	USD
CY2019	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-133000	USD
CY2018	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	2559000	USD
CY2017	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	3151000	USD
CY2019	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	31408000	USD
CY2018	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	19540000	USD
CY2017	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	38985000	USD
CY2019	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	4603000	USD
CY2018	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	21195000	USD
CY2017	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	13680000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	335000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-622000	USD
CY2017	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	6251000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-12221000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	33671000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	11885000	USD
CY2019	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-6176000	USD
CY2018	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-1528000	USD
CY2017	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	13615000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-5385000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-26572000	USD
CY2017	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	14972000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	603450000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	565005000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	516325000	USD
CY2019	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	1422000	USD
CY2018	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	8190000	USD
CY2017	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	11973000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	97341000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	142726000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	127426000	USD
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	2004000	USD
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	5527000	USD
CY2017	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	108445000	USD
CY2019	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1160000	USD
CY2018	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-1119000	USD
CY2017	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-6554000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-99083000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-138944000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-217344000	USD
CY2019	mtd	Proceeds From Borrowings ProceedsFromBorrowings	1435081000	USD
CY2018	mtd	Proceeds From Borrowings ProceedsFromBorrowings	940615000	USD
CY2017	mtd	Proceeds From Borrowings ProceedsFromBorrowings	1244195000	USD
CY2019	mtd	Repayments Of Borrowings RepaymentsOfBorrowings	1176784000	USD
CY2018	mtd	Repayments Of Borrowings RepaymentsOfBorrowings	876324000	USD
CY2017	mtd	Repayments Of Borrowings RepaymentsOfBorrowings	1185172000	USD
CY2019	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	47581000	USD
CY2018	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	24600000	USD
CY2017	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	28649000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	774999000	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	474999000	USD
CY2017	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	399997000	USD
CY2019	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	10000000	USD
CY2018	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	0	USD
CY2017	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	0	USD
CY2019	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	1753000	USD
CY2018	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-1914000	USD
CY2017	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-7205000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-477368000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-388022000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-319530000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	2676000	USD
CY2018	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-8616000	USD
CY2017	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	10562000	USD
CY2019	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	29675000	USD
CY2018	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	29423000	USD
CY2017	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-9987000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	178110000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	148687000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	158674000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	207785000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	178110000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	148687000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	37499000	USD
CY2018	us-gaap	Interest Paid Net InterestPaidNet	34451000	USD
CY2017	us-gaap	Interest Paid Net InterestPaidNet	33333000	USD
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	129347000	USD
CY2018	us-gaap	Income Taxes Paid IncomeTaxesPaid	132410000	USD
CY2017	us-gaap	Income Taxes Paid IncomeTaxesPaid	109730000	USD
CY2019	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	406848	shares
CY2018	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	565650	shares
CY2017	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	680208	shares
CY2019	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	71660	shares
CY2018	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	63019	shares
CY2017	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	9824	shares
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3008652000	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2935586000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3008652000	USD
CY2018	us-gaap	Revenues Revenues	2935586000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3008652000	USD
CY2018	mtd	Net Sales NetSales	2935586000	USD
CY2019Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	17400000	USD
CY2018Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	12400000	USD
CY2018Q4	us-gaap	Deferred Revenue And Credits Current DeferredRevenueAndCreditsCurrent	105381000	USD
CY2017Q4	us-gaap	Deferred Revenue And Credits Current DeferredRevenueAndCreditsCurrent	107166000	USD
CY2019	mtd	Customerprepaymentsanddeferredrevenue Customerprepaymentsanddeferredrevenue	633190000	USD
CY2018	mtd	Customerprepaymentsanddeferredrevenue Customerprepaymentsanddeferredrevenue	619257000	USD
CY2019	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	-615957000	USD
CY2018	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	-618002000	USD
CY2019	us-gaap	Temporary Equity Foreign Currency Translation Adjustments TemporaryEquityForeignCurrencyTranslationAdjustments	-125000	USD
CY2018	us-gaap	Temporary Equity Foreign Currency Translation Adjustments TemporaryEquityForeignCurrencyTranslationAdjustments	-3040000	USD
CY2019Q4	us-gaap	Deferred Revenue And Credits Current DeferredRevenueAndCreditsCurrent	122489000	USD
CY2018Q4	us-gaap	Deferred Revenue And Credits Current DeferredRevenueAndCreditsCurrent	105381000	USD
CY2019Q4	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	129294000	USD
CY2018Q4	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	122945000	USD
CY2019Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	43202000	USD
CY2018Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	47098000	USD
CY2019Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	101789000	USD
CY2018Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	98778000	USD
CY2019Q4	us-gaap	Inventory Net InventoryNet	274285000	USD
CY2018Q4	us-gaap	Inventory Net InventoryNet	268821000	USD
CY2019Q4	mtd	Long Term Debt Percentage Bearing Fixed Interest Percentage LongTermDebtPercentageBearingFixedInterestPercentage	0.79
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	1600000	USD
CY2018Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	3200000	USD
CY2019Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	9000000.0	USD
CY2018Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	1100000	USD
CY2019Q4	us-gaap	Cash Equivalents At Carrying Value CashEquivalentsAtCarryingValue	8200000	USD
CY2018Q4	us-gaap	Cash Equivalents At Carrying Value CashEquivalentsAtCarryingValue	9000000.0	USD
CY2019Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1312601000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1233188000	USD
CY2019Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	563944000	USD
CY2018Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	515662000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	748657000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	717526000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	534780000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	539838000	USD
CY2019	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	0	USD
CY2018	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	558000	USD
CY2019	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	1199000	USD
CY2018	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-5616000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	535979000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	534780000	USD
CY2019Q4	mtd	Intangible Assets Excluding Goodwill Gross IntangibleAssetsExcludingGoodwillGross	318464000	USD
CY2019Q4	mtd	Intangible Assets Accumulated Amortization IntangibleAssetsAccumulatedAmortization	112222000	USD
CY2019Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	206242000	USD
CY2018Q4	mtd	Intangible Assets Excluding Goodwill Gross IntangibleAssetsExcludingGoodwillGross	315510000	USD
CY2018Q4	mtd	Intangible Assets Accumulated Amortization IntangibleAssetsAccumulatedAmortization	98202000	USD
CY2018Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	217308000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	15100000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	14300000	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	11500000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	15500000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	14300000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	12800000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	13500000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	11800000	USD
CY2019	mtd	Amortization Of Acquired Intangible Asset Net Of Tax AmortizationOfAcquiredIntangibleAssetNetOfTax	14300000	USD
CY2019	mtd	Purchased Intangibles Net Of Tax PurchasedIntangiblesNetOfTax	10800000	USD
CY2018	mtd	Amortization Of Acquired Intangible Asset Net Of Tax AmortizationOfAcquiredIntangibleAssetNetOfTax	13300000	USD
CY2018	mtd	Purchased Intangibles Net Of Tax PurchasedIntangiblesNetOfTax	10000000.0	USD
CY2017	mtd	Amortization Of Acquired Intangible Asset Net Of Tax AmortizationOfAcquiredIntangibleAssetNetOfTax	10900000	USD
CY2017	mtd	Purchased Intangibles Net Of Tax PurchasedIntangiblesNetOfTax	7100000	USD
CY2019	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	34400000	USD
CY2018	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	33000000.0	USD
CY2017	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	31000000.0	USD
CY2019Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	2259000	USD
CY2018Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	1234000	USD
CY2019Q4	us-gaap	Senior Notes SeniorNotes	714351000	USD
CY2018Q4	us-gaap	Senior Notes SeniorNotes	491819000	USD
CY2019Q4	us-gaap	Other Borrowings OtherBorrowings	55868000	USD
CY2018Q4	us-gaap	Other Borrowings OtherBorrowings	49670000	USD
CY2019Q4	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	1291218000	USD
CY2018Q4	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	1034691000	USD
CY2019Q4	us-gaap	Debt Current DebtCurrent	55868000	USD
CY2018Q4	us-gaap	Debt Current DebtCurrent	49670000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	1235350000	USD
CY2018Q4	us-gaap	Long Term Debt LongTermDebt	985021000	USD
CY2019Q4	us-gaap	Debt Weighted Average Interest Rate DebtWeightedAverageInterestRate	0.033	Rate
CY2019	us-gaap	Debt Instrument Covenant Description DebtInstrumentCovenantDescription	The agreements also require the Company to maintain a consolidated interest coverage ratio of not less than 3.5 to 1.0 and a consolidated leverage ratio of not more than 3.5 to 1.0.
CY2019	us-gaap	Debt Instrument Covenant Compliance DebtInstrumentCovenantCompliance	The Company was in compliance with its covenants at December 31, 2019.
CY2019Q4	us-gaap	Deferred Finance Costs Gross DeferredFinanceCostsGross	3400000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Investment Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossReclassificationBeforeTax	1300000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Investment Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossReclassificationBeforeTax	6700000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Investment Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossReclassificationBeforeTax	18200000	USD
CY2019Q4	mtd	Cumulativegainlossinotherothercomprehensiveincomerelatedtothechangeinanetinvestmenthedge. Cumulativegainlossinotherothercomprehensiveincomerelatedtothechangeinanetinvestmenthedge.	1500000	USD
CY2019Q4	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	1100000000	USD
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	125000000	shares
CY2019Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2019	us-gaap	Common Stock Voting Rights CommonStockVotingRights	one
CY2019Q4	mtd	Shares Reserved For Grant For Stock Option Plan SharesReservedForGrantForStockOptionPlan	2954812	shares
CY2019Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2019Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2018	mtd	Stock Repurchase Program Additional Authorized Amount StockRepurchaseProgramAdditionalAuthorizedAmount	2000000000.0	USD
CY2019Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	1300000000	USD
CY2019Q4	mtd	Shares Repurchased Under Share Repurchase Program SharesRepurchasedUnderShareRepurchaseProgram	28600000	shares
CY2019Q4	mtd	Share Repurchase Program Total Cost Programto Date ShareRepurchaseProgramTotalCostProgramtoDate	5200000000	USD
CY2019	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	775000000	USD
CY2018	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	475000000	USD
CY2017	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	400000000	USD
CY2019	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	1094648	shares
CY2018	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	802809	shares
CY2019	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	707.97
CY2018	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	591.65
CY2019	mtd	Exercise Of Stock Options And Restricted Stock Units Shares Treasury Stock Reissued ExerciseOfStockOptionsAndRestrictedStockUnitsSharesTreasuryStockReissued	298002	shares
CY2018	mtd	Exercise Of Stock Options And Restricted Stock Units Shares Treasury Stock Reissued ExerciseOfStockOptionsAndRestrictedStockUnitsSharesTreasuryStockReissued	183379	shares
CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-354998000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax	1678000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	1424000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	71890000	USD
CY2017	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	14600000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	89592000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-265406000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax	-24106000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-658000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-29051000	USD
CY2018	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	16807000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-37008000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-302414000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax	-32269000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-1063000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	790000	USD
CY2019	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	11283000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-21259000	USD
CY2019Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-323673000	USD
CY2019	us-gaap	Interest Rate Cash Flow Hedge Gain Loss Reclassified To Earnings Net InterestRateCashFlowHedgeGainLossReclassifiedToEarningsNet	109000	USD
CY2018	us-gaap	Interest Rate Cash Flow Hedge Gain Loss Reclassified To Earnings Net InterestRateCashFlowHedgeGainLossReclassifiedToEarningsNet	539000	USD
CY2017	us-gaap	Interest Rate Cash Flow Hedge Gain Loss Reclassified To Earnings Net InterestRateCashFlowHedgeGainLossReclassifiedToEarningsNet	1679000	USD
CY2019	mtd	Cross Currency Cash Flow Hedge Gain Loss Reclassifiedto Earnings Net CrossCurrencyCashFlowHedgeGainLossReclassifiedtoEarningsNet	-1022000	USD
CY2018	mtd	Cross Currency Cash Flow Hedge Gain Loss Reclassifiedto Earnings Net CrossCurrencyCashFlowHedgeGainLossReclassifiedtoEarningsNet	2212000	USD
CY2017	mtd	Cross Currency Cash Flow Hedge Gain Loss Reclassifiedto Earnings Net CrossCurrencyCashFlowHedgeGainLossReclassifiedtoEarningsNet	-1416000	USD
CY2019	us-gaap	Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet	-913000	USD
CY2018	us-gaap	Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet	2751000	USD
CY2017	us-gaap	Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet	263000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	-52000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	310000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	536000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	861000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-2441000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	273000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	15467000	USD
CY2018	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	18756000	USD
CY2017	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	20137000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	3323000	USD
CY2018	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	4390000	USD
CY2017	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	5264000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	12144000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	14366000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	14873000	USD
CY2019	mtd	Cross Currency Swapinterestportionrecognizedinincome CrossCurrencySwapinterestportionrecognizedinincome	3600000	USD
CY2018	mtd	Cross Currency Swapinterestportionrecognizedinincome CrossCurrencySwapinterestportionrecognizedinincome	800000	USD
CY2017	mtd	Cross Currency Swapinterestportionrecognizedinincome CrossCurrencySwapinterestportionrecognizedinincome	-200000	USD
CY2019	mtd	Cross Currency Swap Revaluation Portion Recognizedin Earnings CrossCurrencySwapRevaluationPortionRecognizedinEarnings	4600000	USD
CY2018	mtd	Cross Currency Swap Revaluation Portion Recognizedin Earnings CrossCurrencySwapRevaluationPortionRecognizedinEarnings	3000000.0	USD
CY2017	mtd	Cross Currency Swap Revaluation Portion Recognizedin Earnings CrossCurrencySwapRevaluationPortionRecognizedinEarnings	1200000	USD
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	2000000	shares
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	847830	shares
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	260.88
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	264000000.0	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	42676	shares
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	720.81
CY2019	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	280383	shares
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	169.70
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	1408	shares
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	661.92
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	608715	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	334.20
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	279500000	USD
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	458803	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	259.02
CY2019Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	245100000	USD
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	608715	shares
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P5Y2M12D
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	458803	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	196.4
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	189.78
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	206.56
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	146600000	USD
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	74300000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	105600000	USD
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	8000000.0	USD
CY2018	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	8400000	USD
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	8900000	USD
CY2019Q4	mtd	Share Based Compensation Arrangements By Share Based Payment Award Performance Options Grantsin Period ShareBasedCompensationArrangementsByShareBasedPaymentAwardPerformanceOptionsGrantsinPeriod	12678	shares
CY2019Q4	mtd	Performance Options Total Valueof Grant PerformanceOptionsTotalValueofGrant	1500000	USD
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	49252	shares
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedIntrinsicValue	27800000
CY2018Q4	mtd	Performance Share Unit Nonvested Numberof Shares PerformanceShareUnitNonvestedNumberofShares	12814	shares
CY2018Q4	mtd	Performance Shareunits Nonvested Intrinsic Value PerformanceShareunitsNonvestedIntrinsicValue	7200000
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	11750	shares
CY2019	mtd	Performance Stock Units Grantsin Period PerformanceStockUnitsGrantsinPeriod	4505	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	16948	shares
CY2019	mtd	Share Based Compensation Performance Shares Vestedinthe Period ShareBasedCompensationPerformanceSharesVestedinthePeriod	0	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod	3069	shares
CY2019	mtd	Share Based Compensation Performance Shares Forfeitedintheperiod ShareBasedCompensationPerformanceSharesForfeitedintheperiod	-136	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	40985	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedIntrinsicValue	32500000
CY2019Q4	mtd	Performance Share Unit Nonvested Numberof Shares PerformanceShareUnitNonvestedNumberofShares	17183	shares
CY2019Q4	mtd	Performance Shareunits Nonvested Intrinsic Value PerformanceShareunitsNonvestedIntrinsicValue	13600000
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	720.81
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	595.31
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	671.60
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodIntrinsicValue	8900000
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodIntrinsicValue	9600000
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodIntrinsicValue	8700000
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	7000000.0	USD
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	7200000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	6800000	USD
CY2019	mtd	Allocated Share Based Compensation Expense For Restricted Stock Units AllocatedShareBasedCompensationExpenseForRestrictedStockUnits	7100000	USD
CY2018	mtd	Allocated Share Based Compensation Expense For Restricted Stock Units AllocatedShareBasedCompensationExpenseForRestrictedStockUnits	6800000	USD
CY2017	mtd	Allocated Share Based Compensation Expense For Restricted Stock Units AllocatedShareBasedCompensationExpenseForRestrictedStockUnits	6500000	USD
CY2019Q4	mtd	Performance Share Payout Percentage PerformanceSharePayoutPercentage	1.46	Rate
CY2019Q4	mtd	Performance Option Fair Value PerformanceOptionFairValue	803.26
CY2018Q4	mtd	Performance Option Fair Value PerformanceOptionFairValue	733.35
CY2017Q4	mtd	Performance Option Fair Value PerformanceOptionFairValue	844.39
CY2019Q4	mtd	Performance Share Unit Total Grant Value PerformanceShareUnitTotalGrantValue	3600000	USD
CY2018Q4	mtd	Performance Share Unit Total Grant Value PerformanceShareUnitTotalGrantValue	3000000.0	USD
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	2104875	shares
CY2019Q4	us-gaap	Deferred Compensation Liability Current And Noncurrent DeferredCompensationLiabilityCurrentAndNoncurrent	52100000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y3M18D
CY2019	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	18800000	USD
CY2018	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	18900000	USD
CY2017	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	17200000	USD
CY2018Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	996483000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	1063722000	USD
CY2019	mtd	Defined Benefit Plans Service Cost And Other DefinedBenefitPlansServiceCostAndOther	31728000	USD
CY2018	mtd	Defined Benefit Plans Service Cost And Other DefinedBenefitPlansServiceCostAndOther	31811000	USD
CY2019	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	14841000	USD
CY2018	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	12938000	USD
CY2019	us-gaap	Defined Benefit Plan Actuarial Gain Loss DefinedBenefitPlanActuarialGainLoss	98582000	USD
CY2018	us-gaap	Defined Benefit Plan Actuarial Gain Loss DefinedBenefitPlanActuarialGainLoss	-50655000	USD
CY2019	us-gaap	Defined Benefit Plan Plan Amendments DefinedBenefitPlanPlanAmendments	-576000	USD
CY2018	us-gaap	Defined Benefit Plan Plan Amendments DefinedBenefitPlanPlanAmendments	966000	USD
CY2019	us-gaap	Defined Benefit Plan Benefit Obligation Benefits Paid DefinedBenefitPlanBenefitObligationBenefitsPaid	46280000	USD
CY2018	us-gaap	Defined Benefit Plan Benefit Obligation Benefits Paid DefinedBenefitPlanBenefitObligationBenefitsPaid	44439000	USD
CY2019	us-gaap	Defined Benefit Plan Foreign Currency Exchange Rate Changes Benefit Obligation DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation	10230000	USD
CY2018	us-gaap	Defined Benefit Plan Foreign Currency Exchange Rate Changes Benefit Obligation DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation	-17860000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	1105008000	USD
CY2018Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	996483000	USD
CY2018Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	862951000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	919782000	USD
CY2019	us-gaap	Defined Benefit Plan Actual Return On Plan Assets DefinedBenefitPlanActualReturnOnPlanAssets	91769000	USD
CY2018	us-gaap	Defined Benefit Plan Actual Return On Plan Assets DefinedBenefitPlanActualReturnOnPlanAssets	-42521000	USD
CY2019	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	25656000	USD
CY2018	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	26334000	USD
CY2019	us-gaap	Defined Benefit Plan Plan Assets Contributions By Plan Participant DefinedBenefitPlanPlanAssetsContributionsByPlanParticipant	15130000	USD
CY2018	us-gaap	Defined Benefit Plan Plan Assets Contributions By Plan Participant DefinedBenefitPlanPlanAssetsContributionsByPlanParticipant	15327000	USD
CY2019	us-gaap	Defined Benefit Plan Plan Assets Benefits Paid DefinedBenefitPlanPlanAssetsBenefitsPaid	46280000	USD
CY2018	us-gaap	Defined Benefit Plan Plan Assets Benefits Paid DefinedBenefitPlanPlanAssetsBenefitsPaid	44439000	USD
CY2019	us-gaap	Defined Benefit Plan Plan Assets Foreign Currency Translation Gain Loss DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss	15548000	USD
CY2018	us-gaap	Defined Benefit Plan Plan Assets Foreign Currency Translation Gain Loss DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss	-11532000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	964774000	USD
CY2018Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	862951000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Funded Status Of Plan DefinedBenefitPlanFundedStatusOfPlan	-140234000	USD
CY2018Q4	us-gaap	Defined Benefit Plan Funded Status Of Plan DefinedBenefitPlanFundedStatusOfPlan	-133532000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	44536000	USD
CY2018Q4	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	46014000	USD
CY2019Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Current Liabilities PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities	5388000	USD
CY2018Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Current Liabilities PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities	5425000	USD
CY2019Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	179382000	USD
CY2018Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	174121000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax	349715000	USD
CY2018Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax	321254000	USD
CY2019	us-gaap	Defined Benefit Plan Amounts Recognized In Other Comprehensive Income Loss Net Gain Loss Before Tax DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossNetGainLossBeforeTax	209481000	USD
CY2018	us-gaap	Defined Benefit Plan Amounts Recognized In Other Comprehensive Income Loss Net Gain Loss Before Tax DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossNetGainLossBeforeTax	187722000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Net Prior Service Cost Credit Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax	-16501000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Net Prior Service Cost Credit After Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditAfterTax	-13041000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Net Gains Losses Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax	366216000	USD
CY2019Q4	mtd	Pension And Other Postretirement Benefit Plans Accumulated Other Comprehensive Income Loss Net Gains Losses After Tax PensionAndOtherPostretirementBenefitPlansAccumulatedOtherComprehensiveIncomeLossNetGainsLossesAfterTax	283444000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax	349715000	USD
CY2019Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	270403000	USD
CY2019	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	14841000	USD
CY2018	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	12938000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	41862000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	-32699000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plan Net Prior Service Cost Credit Arising During Period Before Tax OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax	-576000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plan Net Prior Service Costs Credit Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax	-430000	USD
CY2019	mtd	Defined Benefit Plans Amortization Of Gains Losses And Other Expenses DefinedBenefitPlansAmortizationOfGainsLossesAndOtherExpenses	-22188000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-17594000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	6721000	USD
CY2019	mtd	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Benefit Cost After Tax OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostAfterTax	5450000	USD
CY2019	mtd	Defined Benefit Plans Impact Of Fx On Current Year Change In Oci DefinedBenefitPlansImpactOfFxOnCurrentYearChangeInOci	2642000	USD
CY2019	mtd	Defined Benefit Plans Impact Of Fx On Current Year Change In Oci Net Of Tax DefinedBenefitPlansImpactOfFxOnCurrentYearChangeInOciNetOfTax	-2108000	USD
CY2019	mtd	Defined Benefit Plan Changes In Oci Arising During Period DefinedBenefitPlanChangesInOciArisingDuringPeriod	28461000	USD
CY2019	mtd	Defined Benefit Plan Changes In Oci Arising During Period Net Of Tax DefinedBenefitPlanChangesInOciArisingDuringPeriodNetOfTax	22233000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Projected Benefit Obligation DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation	195300000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Accumulated Benefit Obligation DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation	184400000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Fair Value Of Plan Assets DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets	51500000	USD
CY2019	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	16597000	USD
CY2018	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	16635000	USD
CY2017	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	16906000	USD
CY2017	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	12955000	USD
CY2019	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	35049000	USD
CY2018	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	37934000	USD
CY2017	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	37086000	USD
CY2019	mtd	Amortizationof Actuarial Gains Lossesand Plan Amendments AmortizationofActuarialGainsLossesandPlanAmendments	15467000	USD
CY2018	mtd	Amortizationof Actuarial Gains Lossesand Plan Amendments AmortizationofActuarialGainsLossesandPlanAmendments	18756000	USD
CY2017	mtd	Amortizationof Actuarial Gains Lossesand Plan Amendments AmortizationofActuarialGainsLossesandPlanAmendments	20129000	USD
CY2019	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	11856000	USD
CY2018	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	10395000	USD
CY2017	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	12904000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Expected Amortization Of Prior Service Cost Credit Next Fiscal Year DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear	-6979000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Expected Amortization Of Gain Loss Next Fiscal Year DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear	25244000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Expected Amortization Next Fiscal Year DefinedBenefitPlanExpectedAmortizationNextFiscalYear	18265000	USD
CY2019Q4	mtd	Defined Benefit Plan Fair Valueof Plan Assetsexcludingassetsrecordedat Net Asset Value DefinedBenefitPlanFairValueofPlanAssetsexcludingassetsrecordedatNetAssetValue	900439000	USD
CY2018Q4	mtd	Defined Benefit Plan Fair Valueof Plan Assetsexcludingassetsrecordedat Net Asset Value DefinedBenefitPlanFairValueofPlanAssetsexcludingassetsrecordedatNetAssetValue	814671000	USD
CY2019Q4	mtd	Defined Benefit Plan Fair Valueof Plan Assetsincluding Assetsrecordedat Net Asset Value DefinedBenefitPlanFairValueofPlanAssetsincludingAssetsrecordedatNetAssetValue	964774000	USD
CY2018Q4	mtd	Defined Benefit Plan Fair Valueof Plan Assetsincluding Assetsrecordedat Net Asset Value DefinedBenefitPlanFairValueofPlanAssetsincludingAssetsrecordedatNetAssetValue	862951000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Next Twelve Months DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths	52510000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Two DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo	54205000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Three DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree	53249000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Four DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour	54026000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Five DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive	55023000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Five Fiscal Years Thereafter DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter	268134000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	102262000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	60043000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	45105000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	579132000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	591815000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	529117000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	681394000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	651858000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	574222000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	3033000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-2622000	USD
CY2019	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	411000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	-996000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-1950000	USD
CY2019	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	-2946000	USD
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	122878000	USD
CY2019	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-58000	USD
CY2019	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	122820000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	124915000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-4630000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	120285000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	3422000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-4699000	USD
CY2018	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	-1277000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	5073000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-161000	USD
CY2018	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	4912000	USD
CY2018	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	128450000	USD
CY2018	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	7162000	USD
CY2018	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	135612000	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	136945000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	2302000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	139247000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	55660000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	10173000	USD
CY2017	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	65833000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	361000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	3471000	USD
CY2017	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	3832000	USD
CY2017	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	144974000	USD
CY2017	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-16389000	USD
CY2017	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	128585000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	200995000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-2745000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	198250000	USD
CY2019	mtd	Us Federal Corporate Income Tax Rate USFederalCorporateIncomeTaxRate	0.21	Rate
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2019	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	143092000	USD
CY2018	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	136890000	USD
CY2017	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	200978000	USD
CY2019	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	499000	USD
CY2018	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	2787000	USD
CY2017	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	376000	USD
CY2019	mtd	Deferred Tax Benefitnetrelatedto Swiss Tax Reform DeferredTaxBenefitnetrelatedtoSwissTaxReform	15833000	USD
CY2018	mtd	Deferred Tax Benefitnetrelatedto Swiss Tax Reform DeferredTaxBenefitnetrelatedtoSwissTaxReform	0	USD
CY2017	mtd	Deferred Tax Benefitnetrelatedto Swiss Tax Reform DeferredTaxBenefitnetrelatedtoSwissTaxReform	0	USD
CY2019	mtd	Taxexpenseimpactrelatedtothechangein U Staxreform TaxexpenseimpactrelatedtothechangeinUStaxreform	0	USD
CY2018	mtd	Taxexpenseimpactrelatedtothechangein U Staxreform TaxexpenseimpactrelatedtothechangeinUStaxreform	3597000	USD
CY2017	mtd	Taxexpenseimpactrelatedtothechangein U Staxreform TaxexpenseimpactrelatedtothechangeinUStaxreform	71982000	USD
CY2019	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	18546000	USD
CY2018	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	12710000	USD
CY2017	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-43691000	USD
CY2019	mtd	Effective Tax Rate Reconciliation Excess Tax Benefits EffectiveTaxRateReconciliationExcessTaxBenefits	-28279000	USD
CY2018	mtd	Effective Tax Rate Reconciliation Excess Tax Benefits EffectiveTaxRateReconciliationExcessTaxBenefits	-13836000	USD
CY2017	mtd	Effective Tax Rate Reconciliation Excess Tax Benefits EffectiveTaxRateReconciliationExcessTaxBenefits	-35171000	USD
CY2019	mtd	Effectof Biotixcontingentconsiderationgain EffectofBiotixcontingentconsiderationgain	0	USD
CY2018	mtd	Effectof Biotixcontingentconsiderationgain EffectofBiotixcontingentconsiderationgain	4394000	USD
CY2017	mtd	Effectof Biotixcontingentconsiderationgain EffectofBiotixcontingentconsiderationgain	0	USD
CY2019	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	2260000	USD
CY2018	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	1493000	USD
CY2017	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	3776000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	120285000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	139247000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	198250000	USD
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.177	Rate
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.214	Rate
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.345	Rate
CY2019	mtd	Deferred Tax Benefitnetrelatedto Swiss Tax Reform DeferredTaxBenefitnetrelatedtoSwissTaxReform	15800000	USD
CY2018	mtd	Taxexpenseimpactrelatedtothechangein U Staxreform TaxexpenseimpactrelatedtothechangeinUStaxreform	3600000	USD
CY2017	mtd	Taxexpenseimpactrelatedtothechangein U Staxreform TaxexpenseimpactrelatedtothechangeinUStaxreform	72000000	USD
CY2019	mtd	Impactontaxraterelatedto Swiss Tax Reform ImpactontaxraterelatedtoSwissTaxReform	0.023	Rate
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CY2017	mtd	Impactoneffectivetaxraterelatedto Us Tax Reformpercent ImpactoneffectivetaxraterelatedtoUSTaxReformpercent	0.125	Rate
CY2018	mtd	Impactontaxraterelatedto Biotix Contingent Consideration Gain ImpactontaxraterelatedtoBiotixContingentConsiderationGain	0.007	Rate
CY2019Q4	mtd	Gross Deferred Tax Assetfor Swiss Tax Reform GrossDeferredTaxAssetforSwissTaxReform	48100000	USD
CY2019Q4	mtd	Valuation Allowance Swiss Tax Reform ValuationAllowanceSwissTaxReform	31900000	USD
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2019	mtd	Us Federal Corporate Income Tax Rate USFederalCorporateIncomeTaxRate	0.21	Rate
CY2018	mtd	Taxexpenseimpactrelatedtothechangein U Staxreform TaxexpenseimpactrelatedtothechangeinUStaxreform	3600000	USD
CY2017	mtd	Taxexpenseimpactrelatedtothechangein U Staxreform TaxexpenseimpactrelatedtothechangeinUStaxreform	72000000	USD
CY2019Q4	mtd	Cash Tax Portionofthe One Time Provisional Transition Tax Charge CashTaxPortionoftheOneTimeProvisionalTransitionTaxCharge	62000000	USD
CY2019Q4	mtd	Long Term Portionof Taxes Payablerelatedtothe Tax Cutsand Jobs Act LongTermPortionofTaxesPayablerelatedtotheTaxCutsandJobsAct	46000000	USD
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CY2019Q4	mtd	Short Term Portionof Taxes Payablerelatedtothe Tax Cutsand Jobs Act ShortTermPortionofTaxesPayablerelatedtotheTaxCutsandJobsAct	4000000	USD
CY2019	mtd	Us Tax Reform Payment USTaxReformPayment	8000000	USD
CY2019Q4	mtd	Cash Tax Portionofthe One Time Provisional Transition Tax Charge CashTaxPortionoftheOneTimeProvisionalTransitionTaxCharge	62000000	USD
CY2019Q4	mtd	Unrepatriatedforeignearningsduetotheestimated Transition Tax UnrepatriatedforeignearningsduetotheestimatedTransitionTax	54000000	USD
CY2019Q4	mtd	Foreignwithholdingstaxesrelatedtotransitiontax Foreignwithholdingstaxesrelatedtotransitiontax	8000000	USD
CY2017	mtd	Onetimenoncashchargerelatedtotaxchangesinthecurrentyear Onetimenoncashchargerelatedtotaxchangesinthecurrentyear	13000000	USD
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
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CY2018	mtd	Taxexpenseimpactrelatedtothechangein U Staxreform TaxexpenseimpactrelatedtothechangeinUStaxreform	3600000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	15756000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	15078000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	85590000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	65879000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	53078000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	50496000	USD
CY2019Q4	mtd	Deferred Tax Assets Operating Loss And Tax Credit Carryforward DeferredTaxAssetsOperatingLossAndTaxCreditCarryforward	30647000	USD
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CY2019Q4	mtd	Swisstaxreformintangibleasset Swisstaxreformintangibleasset	48062000	USD
CY2018Q4	mtd	Swisstaxreformintangibleasset Swisstaxreformintangibleasset	0	USD
CY2019Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	11918000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	17397000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	245051000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	179546000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	50853000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	15084000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	194198000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	164462000	USD
CY2019Q4	mtd	Deferred Tax Liability Inventory DeferredTaxLiabilityInventory	5952000	USD
CY2018Q4	mtd	Deferred Tax Liability Inventory DeferredTaxLiabilityInventory	4890000	USD
CY2019Q4	mtd	Deferred Tax Liabilities Rightof Use Assetand Other Assets DeferredTaxLiabilitiesRightofUseAssetandOtherAssets	27268000	USD
CY2018Q4	mtd	Deferred Tax Liabilities Rightof Use Assetand Other Assets DeferredTaxLiabilitiesRightofUseAssetandOtherAssets	0	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	51298000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	47451000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	63451000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	66386000	USD
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CY2019Q4	us-gaap	Deferred Tax Liabilities Undistributed Foreign Earnings DeferredTaxLiabilitiesUndistributedForeignEarnings	24137000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Undistributed Foreign Earnings DeferredTaxLiabilitiesUndistributedForeignEarnings	18680000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Unrealized Currency Transaction Gains DeferredTaxLiabilitiesUnrealizedCurrencyTransactionGains	1839000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Unrealized Currency Transaction Gains DeferredTaxLiabilitiesUnrealizedCurrencyTransactionGains	9334000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	202487000	USD
CY2018Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	178214000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	8289000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	13752000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	25676000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	24090000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	6215000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	7638000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	116000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	605000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	0	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	4454000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	1748000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	505000	USD
CY2019	mtd	Unrecognized Tax Benefits Foreign Currency Translation Decreases Increases To Prior Year Tax Positions UnrecognizedTaxBenefitsForeignCurrencyTranslationDecreasesIncreasesToPriorYearTaxPositions	-93000	USD
CY2018	mtd	Unrecognized Tax Benefits Foreign Currency Translation Decreases Increases To Prior Year Tax Positions UnrecognizedTaxBenefitsForeignCurrencyTranslationDecreasesIncreasesToPriorYearTaxPositions	488000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	29934000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	25676000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	29900000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	25700000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	4500000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	3700000	USD
CY2019	us-gaap	Restructuring Charges RestructuringCharges	15800000	USD
CY2018	us-gaap	Restructuring Charges RestructuringCharges	18400000	USD
CY2017	us-gaap	Restructuring Charges RestructuringCharges	12800000	USD
CY2017Q4	us-gaap	Restructuring Reserve RestructuringReserve	10620000	USD
CY2018	us-gaap	Restructuring Charges RestructuringCharges	18420000	USD
CY2018	us-gaap	Payments For Restructuring PaymentsForRestructuring	20820000	USD
CY2018	us-gaap	Restructuring Reserve Translation Adjustment RestructuringReserveTranslationAdjustment	-248000	USD
CY2018Q4	us-gaap	Restructuring Reserve RestructuringReserve	7972000	USD
CY2019	us-gaap	Restructuring Charges RestructuringCharges	15760000	USD
CY2019	us-gaap	Payments For Restructuring PaymentsForRestructuring	16483000	USD
CY2019	us-gaap	Restructuring Reserve Translation Adjustment RestructuringReserveTranslationAdjustment	-548000	USD
CY2019Q4	us-gaap	Restructuring Reserve RestructuringReserve	6701000	USD
CY2019	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	6200000	USD
CY2018	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	21800000	USD
CY2017	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	9900000	USD
CY2019	mtd	Impactof Adopting Asu201707 Asc715 Compensation Retirement Benefit ImpactofAdoptingASU201707ASC715CompensationRetirementBenefit	4800000	USD
CY2018	mtd	Impactof Adopting Asu201707 Asc715 Compensation Retirement Benefit ImpactofAdoptingASU201707ASC715CompensationRetirementBenefit	6200000	USD
CY2017	mtd	Impactof Adopting Asu201707 Asc715 Compensation Retirement Benefit ImpactofAdoptingASU201707ASC715CompensationRetirementBenefit	4000000.0	USD
CY2018Q4	us-gaap	Loss Contingency Accrual At Carrying Value LossContingencyAccrualAtCarryingValue	3000000	USD
CY2017Q4	us-gaap	Business Acquisition Cost Of Acquired Entity Transaction Costs BusinessAcquisitionCostOfAcquiredEntityTransactionCosts	1700000	USD
CY2017	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	3400000	USD
CY2019Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	92700000	USD
CY2019Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	93500000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	87317000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	27584000	USD
CY2019Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	60937000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	88521000	USD
CY2019Q4	mtd	Lessee Operating Lease Lease Not Yet Commenced Total Contract Value LesseeOperatingLeaseLeaseNotYetCommencedTotalContractValue	23300000	USD
CY2019	us-gaap	Lease Cost LeaseCost	33666000	USD
CY2019	us-gaap	Variable Lease Cost VariableLeaseCost	4337000	USD
CY2019	us-gaap	Short Term Lease Cost ShortTermLeaseCost	1187000	USD
CY2019	us-gaap	Operating Lease Expense OperatingLeaseExpense	39190000	USD
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y4M24D
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.029	Rate
CY2018	us-gaap	Operating Lease Expense OperatingLeaseExpense	38900000	USD
CY2017	us-gaap	Operating Lease Expense OperatingLeaseExpense	36900000	USD
CY2019	mtd	Amortizationof Operating Lease Rightof Use Asset AmortizationofOperatingLeaseRightofUseAsset	31100000	USD
CY2019	mtd	Changeinleaseliabilitycashflow Changeinleaseliabilitycashflow	30100000	USD
CY2019	us-gaap	Operating Lease Payments OperatingLeasePayments	33500000	USD
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	25700000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	29685000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	21211000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	13059000	USD
CY2019Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	8241000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	4449000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	21672000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	98317000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	9796000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	88521000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	32113000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	23771000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	16986000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	9855000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	7435000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	5081000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	95241000	USD
CY2019	us-gaap	Revenues Revenues	3008652000	USD
CY2019	mtd	Revenue Transactions With Other Operating Segments RevenueTransactionsWithOtherOperatingSegments	0	USD
CY2019	mtd	Net Sales NetSales	3008652000	USD
CY2019	mtd	Reconciliation Of Operating Profit Loss From Segment To Consolidated ReconciliationOfOperatingProfitLossFromSegmentToConsolidated	778078000	USD
CY2019	us-gaap	Depreciation Depreciation	38991000	USD
CY2019Q4	us-gaap	Assets Assets	2789321000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	97341000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	535979000	USD
CY2018	us-gaap	Revenues Revenues	2935586000	USD
CY2018	mtd	Revenue Transactions With Other Operating Segments RevenueTransactionsWithOtherOperatingSegments	0	USD
CY2018	mtd	Net Sales NetSales	2935586000	USD
CY2018	mtd	Reconciliation Of Operating Profit Loss From Segment To Consolidated ReconciliationOfOperatingProfitLossFromSegmentToConsolidated	730505000	USD
CY2018	us-gaap	Depreciation Depreciation	37167000	USD
CY2018Q4	us-gaap	Assets Assets	2618847000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	142726000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	534780000	USD
CY2017	us-gaap	Revenues Revenues	2725053000	USD
CY2017	mtd	Revenue Transactions With Other Operating Segments RevenueTransactionsWithOtherOperatingSegments	0	USD
CY2017	mtd	Net Sales NetSales	2725053000	USD
CY2017	mtd	Reconciliation Of Operating Profit Loss From Segment To Consolidated ReconciliationOfOperatingProfitLossFromSegmentToConsolidated	652582000	USD
CY2017	us-gaap	Depreciation Depreciation	33458000	USD
CY2017Q4	us-gaap	Assets Assets	2549805000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	127426000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	539838000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	681394000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	651858000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	574222000	USD
CY2019	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	49690000	USD
CY2018	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	47524000	USD
CY2017	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	42671000	USD
CY2019	us-gaap	Interest Expense InterestExpense	37411000	USD
CY2018	us-gaap	Interest Expense InterestExpense	34511000	USD
CY2017	us-gaap	Interest Expense InterestExpense	32785000	USD
CY2019	us-gaap	Restructuring Charges RestructuringCharges	15760000	USD
CY2018	us-gaap	Restructuring Charges RestructuringCharges	18420000	USD
CY2017	us-gaap	Restructuring Charges RestructuringCharges	12772000	USD
CY2019	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	6177000	USD
CY2018	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	21808000	USD
CY2017	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	9868000	USD
CY2019	mtd	Reconciliation Of Operating Profit Loss From Segment To Consolidated ReconciliationOfOperatingProfitLossFromSegmentToConsolidated	778078000	USD
CY2018	mtd	Reconciliation Of Operating Profit Loss From Segment To Consolidated ReconciliationOfOperatingProfitLossFromSegmentToConsolidated	730505000	USD
CY2017	mtd	Reconciliation Of Operating Profit Loss From Segment To Consolidated ReconciliationOfOperatingProfitLossFromSegmentToConsolidated	652582000	USD
CY2019	us-gaap	Restructuring Charges RestructuringCharges	15800000	USD
CY2018	us-gaap	Restructuring Charges RestructuringCharges	18400000	USD
CY2017	us-gaap	Restructuring Charges RestructuringCharges	12800000	USD
CY2019	us-gaap	Concentration Risk Percentage1 ConcentrationRiskPercentage1	0.01
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3008652000	USD
CY2018	us-gaap	Revenues Revenues	2935586000	USD
CY2017	us-gaap	Revenues Revenues	2725053000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3008652000	USD
CY2018	mtd	Net Sales NetSales	2935586000	USD
CY2017	mtd	Net Sales NetSales	2725053000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	748657000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	717526000	USD
CY2019Q1	us-gaap	Revenues Revenues	679452000	USD
CY2019Q2	us-gaap	Revenues Revenues	731366000	USD
CY2019Q3	us-gaap	Revenues Revenues	753866000	USD
CY2019Q4	us-gaap	Revenues Revenues	843968000	USD
CY2019Q1	us-gaap	Gross Profit GrossProfit	388319000	USD
CY2019Q2	us-gaap	Gross Profit GrossProfit	419538000	USD
CY2019Q3	us-gaap	Gross Profit GrossProfit	435056000	USD
CY2019Q4	us-gaap	Gross Profit GrossProfit	498298000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	111805000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	127160000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	129395000	USD
CY2019Q4	us-gaap	Net Income Loss NetIncomeLoss	192749000	USD
CY2019Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.50
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	5.15
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	5.28
CY2019Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	7.95
CY2019Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	24851340	shares
CY2019Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	24698032	shares
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	24487268	shares
CY2019Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	24241383	shares
CY2019Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.42
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	5.06
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	5.20
CY2019Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	7.84
CY2019Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	25310525	shares
CY2019Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	25118352	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	24880179	shares
CY2019Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	24599702	shares
CY2019Q1	mtd	Common Stock Value During Period Maximum CommonStockValueDuringPeriodMaximum	729.72
CY2019Q2	mtd	Common Stock Value During Period Maximum CommonStockValueDuringPeriodMaximum	840.00
CY2019Q3	mtd	Common Stock Value During Period Maximum CommonStockValueDuringPeriodMaximum	872.45
CY2019Q4	mtd	Common Stock Value During Period Maximum CommonStockValueDuringPeriodMaximum	793.31
CY2019Q1	mtd	Common Stock Value During Period Mimimum CommonStockValueDuringPeriodMimimum	513.56
CY2019Q2	mtd	Common Stock Value During Period Mimimum CommonStockValueDuringPeriodMimimum	701.80
CY2019Q3	mtd	Common Stock Value During Period Mimimum CommonStockValueDuringPeriodMimimum	642.84
CY2019Q4	mtd	Common Stock Value During Period Mimimum CommonStockValueDuringPeriodMimimum	658.61
CY2018Q1	us-gaap	Revenues Revenues	660821000	USD
CY2018Q2	us-gaap	Revenues Revenues	721996000	USD
CY2018Q3	us-gaap	Revenues Revenues	734846000	USD
CY2018Q4	us-gaap	Revenues Revenues	817923000	USD
CY2018Q1	us-gaap	Gross Profit GrossProfit	374933000	USD
CY2018Q2	us-gaap	Gross Profit GrossProfit	412625000	USD
CY2018Q3	us-gaap	Gross Profit GrossProfit	419254000	USD
CY2018Q4	us-gaap	Gross Profit GrossProfit	477566000	USD
CY2018Q1	us-gaap	Net Income Loss NetIncomeLoss	93304000	USD
CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	111468000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	126653000	USD
CY2018Q4	us-gaap	Net Income Loss NetIncomeLoss	181186000	USD
CY2018Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.66
CY2018Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.41
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	5.04
CY2018Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	7.25
CY2018Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	25468323	shares
CY2018Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	25299414	shares
CY2018Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	25126061	shares
CY2018Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	24975303	shares
CY2018Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.58
CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.31
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.93
CY2018Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	7.11
CY2018Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26095647	shares
CY2018Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	25867383	shares
CY2018Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	25683365	shares
CY2018Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	25490270	shares
CY2018Q1	mtd	Common Stock Value During Period Maximum CommonStockValueDuringPeriodMaximum	692.30
CY2018Q2	mtd	Common Stock Value During Period Maximum CommonStockValueDuringPeriodMaximum	595.14
CY2018Q3	mtd	Common Stock Value During Period Maximum CommonStockValueDuringPeriodMaximum	617.94
CY2018Q4	mtd	Common Stock Value During Period Maximum CommonStockValueDuringPeriodMaximum	645.33
CY2018Q1	mtd	Common Stock Value During Period Mimimum CommonStockValueDuringPeriodMimimum	566.87
CY2018Q2	mtd	Common Stock Value During Period Mimimum CommonStockValueDuringPeriodMimimum	546.43
CY2018Q3	mtd	Common Stock Value During Period Mimimum CommonStockValueDuringPeriodMimimum	559.44
CY2018Q4	mtd	Common Stock Value During Period Mimimum CommonStockValueDuringPeriodMimimum	524.03
CY2018	mtd	Taxexpenseimpactrelatedtothechangein U Staxreform TaxexpenseimpactrelatedtothechangeinUStaxreform	3600000	USD
CY2018Q4	us-gaap	Loss Contingency Accrual At Carrying Value LossContingencyAccrualAtCarryingValue	3000000	USD

Files In Submission

Name	View Source	Status
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$MTD
METTLER TOLEDO INTERNATIONAL INC/ Stock $mtd

2019 Q4 Form 10-K Financial Statement

#000103764620000005 Filed on February 07, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MTD METTLER TOLEDO INTERNATIONAL INC/ Stock $mtd

2019 Q4 Form 10-K Financial Statement

#000103764620000005 Filed on February 07, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MTD
METTLER TOLEDO INTERNATIONAL INC/ Stock $mtd