$CMI
CUMMINS INC Stock $cmi

$cmi Overview Financials Valuation SEC Filings Company Website

2020 Q4 Form 10-K Financial Statement

#000002617221000012 Filed on February 10, 2021

Income Statement

Concept	2020 Q4	2019 Q4	2019 Q3
Revenue	$5.830B	$5.578B	$5.768B
YoY Change	4.52%	-8.95%	-2.94%
Cost Of Revenue	$4.469B	$4.265B	$4.274B
YoY Change	4.78%	-6.88%	-2.69%
Gross Profit	$1.361B	$1.313B	$1.494B
YoY Change	3.66%	-15.07%	-3.68%
Gross Profit Margin	23.34%	23.54%	25.9%
Selling, General & Admin	$576.0M	$632.0M	$600.0M
YoY Change	-8.86%	-1.71%	-0.66%
% of Gross Profit	42.32%	48.13%	40.16%
Research & Development	$82.00M	$93.00M	$242.0M
YoY Change	-11.83%	3.33%	5.68%
% of Gross Profit	6.02%	7.08%	16.2%
Depreciation & Amortization	$174.0M	$179.0M	$178.0M
YoY Change	-2.79%	15.48%	15.58%
% of Gross Profit	12.78%	13.63%	11.91%
Operating Expenses	$838.0M	$907.0M	$842.0M
YoY Change	-7.61%	3.07%	1.08%
Operating Profit	$523.0M	$406.0M	$699.0M
YoY Change	28.82%	-39.04%	-12.95%
Interest Expense	$95.00M	$63.00M	$26.00M
YoY Change	50.79%	18.87%	-13.33%
% of Operating Profit	18.16%	15.52%	3.72%
Other Income/Expense, Net	$21.00M	$20.00M	$68.00M
YoY Change	5.0%	300.0%	195.65%
Pretax Income	$635.0M	$363.0M	$755.0M
YoY Change	74.93%	-48.87%	-6.21%
Income Tax	$125.0M	$65.00M	$139.0M
% Of Pretax Income	19.69%	17.91%	18.41%
Net Earnings	$501.0M	$300.0M	$616.0M
YoY Change	67.0%	-48.19%	-11.75%
Net Earnings / Revenue	8.59%	5.38%	10.68%
Basic Earnings Per Share	$3.39	$1.98	$3.99
Diluted Earnings Per Share	$3.36	$1.97	$3.97
COMMON SHARES
Basic Shares Outstanding	147.7M shares		155.9M shares
Diluted Shares Outstanding			156.6M shares

Balance Sheet

Concept	2020 Q4	2019 Q4	2019 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$3.862B	$1.470B	$1.863B
YoY Change	162.72%	-3.61%	21.61%
Cash & Equivalents	$3.401B	$1.129B	$1.560B
Short-Term Investments	$461.0M	$341.0M	$303.0M
Other Short-Term Assets	$790.0M	$761.0M	$610.0M
YoY Change	3.81%	13.92%	-6.01%
Inventory	$3.425B	$3.486B	$3.821B
Prepaid Expenses
Receivables	$3.820B	$3.670B	$3.934B
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$11.90B	$9.387B	$10.23B
YoY Change	26.74%	-4.39%	3.7%
LONG-TERM ASSETS
Property, Plant & Equipment	$4.255B	$4.245B	$4.056B
YoY Change	0.24%	3.64%	4.81%
Goodwill	$1.293B	$1.286B	$1.288B
YoY Change	0.54%	14.21%	16.04%
Intangibles	$963.0M	$1.003B	$1.022B
YoY Change	-3.99%	10.34%	7.58%
Long-Term Investments	$1.441B	$1.237B	$1.250B
YoY Change	16.49%	1.23%	-4.07%
Other Assets	$1.733B	$1.578B	$1.532B
YoY Change	9.82%	64.03%	66.16%
Total Long-Term Assets	$10.73B	$10.35B	$10.12B
YoY Change	3.64%	11.96%	10.83%
TOTAL ASSETS
Total Short-Term Assets	$11.90B	$9.387B	$10.23B
Total Long-Term Assets	$10.73B	$10.35B	$10.12B
Total Assets	$22.62B	$19.74B	$20.35B
YoY Change	14.63%	3.54%	7.13%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$2.820B	$2.534B	$2.830B
YoY Change	11.29%	-10.21%	-5.03%
Accrued Expenses	$1.112B	$1.039B	$997.0M
YoY Change	7.03%	21.95%	19.54%
Deferred Revenue	$691.0M	$533.0M	$545.0M
YoY Change	29.64%	7.03%
Short-Term Debt	$492.0M	$760.0M	$1.005B
YoY Change	-35.26%	-8.87%	17.27%
Long-Term Debt Due	$62.00M	$31.00M	$37.00M
YoY Change	100.0%	-31.11%	-9.76%
Total Short-Term Liabilities	$6.335B	$6.260B	$6.725B
YoY Change	1.2%	-1.94%	4.82%
LONG-TERM LIABILITIES
Long-Term Debt	$3.610B	$1.576B	$1.619B
YoY Change	129.06%	-1.31%	4.05%
Other Long-Term Liabilities	$1.548B	$1.379B	$1.314B
YoY Change	12.26%	54.6%	716.15%
Total Long-Term Liabilities	$1.548B	$1.379B	$1.314B
YoY Change	12.26%	54.6%	716.15%
TOTAL LIABILITIES
Total Short-Term Liabilities	$6.335B	$6.260B	$6.725B
Total Long-Term Liabilities	$1.548B	$1.379B	$1.314B
Total Liabilities	$13.64B	$11.27B	$11.59B
YoY Change	20.96%	4.34%	6.05%
SHAREHOLDERS EQUITY
Retained Earnings	$15.42B	$14.42B	$14.32B
YoY Change	6.96%	11.6%	14.35%
Common Stock
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)	$7.779B	$7.225B	$6.784B
YoY Change	7.67%	19.86%	19.56%
Treasury Stock Shares	74.80M shares	71.70M shares	69.20M shares
Shareholders Equity	$8.062B	$7.507B	$7.810B
YoY Change
Total Liabilities & Shareholders Equity	$22.62B	$19.74B	$20.35B
YoY Change	14.63%	3.54%	7.13%

Cashflow Statement

Concept	2020 Q4	2019 Q4	2019 Q3
OPERATING ACTIVITIES
Net Income	$501.0M	$300.0M	$616.0M
YoY Change	67.0%	-48.19%	-11.75%
Depreciation, Depletion And Amortization	$174.0M	$179.0M	$178.0M
YoY Change	-2.79%	15.48%	15.58%
Cash From Operating Activities	$1.142B	$838.0M	$1.123B
YoY Change	36.28%	-15.35%	90.34%
INVESTING ACTIVITIES
Capital Expenditures	-$274.0M	-$330.0M	-$169.0M
YoY Change	-16.97%	-10.33%	26.12%
Acquisitions
YoY Change
Other Investing Activities	-$108.0M	$9.000M	-$249.0M
YoY Change	-1300.0%	-110.34%	277.27%
Cash From Investing Activities	-$382.0M	-$321.0M	-$418.0M
YoY Change	19.0%	-29.45%	109.0%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-284.0M	-897.0M	-487.0M
YoY Change	-68.34%	103.86%	142.29%
NET CHANGE
Cash From Operating Activities	1.142B	838.0M	1.123B
Cash From Investing Activities	-382.0M	-321.0M	-418.0M
Cash From Financing Activities	-284.0M	-897.0M	-487.0M
Net Change In Cash	476.0M	-380.0M	218.0M
YoY Change	-225.26%	-500.0%	15.34%
FREE CASH FLOW
Cash From Operating Activities	$1.142B	$838.0M	$1.123B
Capital Expenditures	-$274.0M	-$330.0M	-$169.0M
Free Cash Flow	$1.416B	$1.168B	$1.292B
YoY Change	21.23%	-13.99%	78.45%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2020	dei	Entity Central Index Key EntityCentralIndexKey	0000026172
CY2020	dei	Document Period End Date DocumentPeriodEndDate	2020-12-31
CY2020	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
CY2020	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2020	dei	Document Annual Report DocumentAnnualReport	true
CY2020	dei	Amendment Flag AmendmentFlag	false
CY2020	dei	Document Transition Report DocumentTransitionReport	false
CY2020Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	147657584	shares
CY2017	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	us-gaap:AccountingStandardsUpdate201409Member
CY2019	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	us-gaap:AccountingStandardsUpdate201613Member
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Award Vesting Rights Percentage SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage	0.3333
CY2020	cmi	Share Based Compensation Arrangement By Share Based Payment Award Portion Of Shares Released Each Year ShareBasedCompensationArrangementByShareBasedPaymentAwardPortionOfSharesReleasedEachYear	0.3333
CY2020	dei	Document Type DocumentType	10-K
CY2020	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2020	dei	Entity File Number EntityFileNumber	1-4949
CY2020	dei	Entity Registrant Name EntityRegistrantName	CUMMINS INC.
CY2020	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	IN
CY2020	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	35-0257090
CY2020	dei	Entity Address Address Line1 EntityAddressAddressLine1	500 Jackson Street
CY2020	dei	Entity Address Address Line2 EntityAddressAddressLine2	Box 3005
CY2020	dei	Entity Address City Or Town EntityAddressCityOrTown	Columbus
CY2020	dei	Entity Address State Or Province EntityAddressStateOrProvince	IN
CY2020	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	47202-3005
CY2020	dei	City Area Code CityAreaCode	812
CY2020	dei	Local Phone Number LocalPhoneNumber	377-5000
CY2020	dei	Security12b Title Security12bTitle	Common stock, $2.50 par value
CY2020	dei	Trading Symbol TradingSymbol	CMI
CY2020	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2020	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2020	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2020	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2020	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2020	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2020	dei	Entity Small Business EntitySmallBusiness	false
CY2020	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2020	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2020	dei	Entity Shell Company EntityShellCompany	false
CY2020Q2	dei	Entity Public Float EntityPublicFloat	24900000000	USD
CY2020Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	147657584	shares
CY2020Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	2.50
CY2020	cmi	Company Owned And Independent Distributor Locations Number CompanyOwnedAndIndependentDistributorLocationsNumber	500	location
CY2020	cmi	Dealer Locations Number DealerLocationsNumber	9000	location
CY2020	cmi	Countries And Territories Number CountriesAndTerritoriesNumber	190	country
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CY2020	us-gaap	Severance Costs1 SeveranceCosts1	0	USD
CY2019	us-gaap	Severance Costs1 SeveranceCosts1	119000000	USD
CY2018	us-gaap	Severance Costs1 SeveranceCosts1	0	USD
CY2020	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-46000000	USD
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CY2018	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-6000000	USD
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CY2020	us-gaap	Interest Expense InterestExpense	100000000	USD
CY2019	us-gaap	Interest Expense InterestExpense	109000000	USD
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CY2020	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	169000000	USD
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CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2338000000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2834000000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2753000000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	527000000	USD
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CY2020	us-gaap	Profit Loss ProfitLoss	1811000000	USD
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CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	22000000	USD
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CY2019Q4	us-gaap	Assets Current AssetsCurrent	9387000000	USD
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CY2019Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	1578000000	USD
CY2020Q4	us-gaap	Assets Assets	22624000000	USD
CY2019Q4	us-gaap	Assets Assets	19737000000	USD
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CY2019Q4	us-gaap	Short Term Bank Loans And Notes Payable ShortTermBankLoansAndNotesPayable	100000000	USD
CY2020Q4	us-gaap	Commercial Paper CommercialPaper	323000000	USD
CY2019Q4	us-gaap	Commercial Paper CommercialPaper	660000000	USD
CY2020Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	484000000	USD
CY2019Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	560000000	USD
CY2020Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	674000000	USD
CY2019Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	803000000	USD
CY2020Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	691000000	USD
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CY2019Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	1039000000	USD
CY2020Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	62000000	USD
CY2019Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	31000000	USD
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CY2019Q4	us-gaap	Liabilities Current LiabilitiesCurrent	6260000000	USD
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CY2020Q4	us-gaap	Liabilities Liabilities	13635000000	USD
CY2019Q4	us-gaap	Liabilities Liabilities	11272000000	USD
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CY2019Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
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CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	222400000	shares
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CY2019Q4	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	2346000000	USD
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CY2019Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	14416000000	USD
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CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	7507000000	USD
CY2020Q4	us-gaap	Minority Interest MinorityInterest	927000000	USD
CY2019Q4	us-gaap	Minority Interest MinorityInterest	958000000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8989000000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8465000000	USD
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CY2019Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	19737000000	USD
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CY2019	us-gaap	Profit Loss ProfitLoss	2268000000	USD
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CY2019	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	14000000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	90000000	USD
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CY2019	us-gaap	Pension And Other Postretirement Benefit Contributions PensionAndOtherPostretirementBenefitContributions	150000000	USD
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CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	49000000	USD
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	53000000	USD
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CY2019	us-gaap	Restructuring Charges RestructuringCharges	115000000	USD
CY2018	us-gaap	Restructuring Charges RestructuringCharges	0	USD
CY2020	us-gaap	Life Insurance Corporate Or Bank Owned Change In Value LifeInsuranceCorporateOrBankOwnedChangeInValue	57000000	USD
CY2019	us-gaap	Life Insurance Corporate Or Bank Owned Change In Value LifeInsuranceCorporateOrBankOwnedChangeInValue	61000000	USD
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CY2019	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	105000000	USD
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CY2018	us-gaap	Increase Decrease In Accounts And Notes Receivable IncreaseDecreaseInAccountsAndNotesReceivable	363000000	USD
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CY2019	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-291000000	USD
CY2018	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	695000000	USD
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CY2018	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	49000000	USD
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CY2019	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-310000000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	302000000	USD
CY2020	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	121000000	USD
CY2019	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-112000000	USD
CY2018	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	378000000	USD
CY2020	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	-189000000	USD
CY2019	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	-240000000	USD
CY2018	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	-108000000	USD
CY2020	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	71000000	USD
CY2019	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-127000000	USD
CY2018	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-164000000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2722000000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3181000000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2378000000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	528000000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	700000000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	709000000	USD
CY2020	us-gaap	Payments To Develop Software PaymentsToDevelopSoftware	47000000	USD
CY2019	us-gaap	Payments To Develop Software PaymentsToDevelopSoftware	75000000	USD
CY2018	us-gaap	Payments To Develop Software PaymentsToDevelopSoftware	75000000	USD
CY2020	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	51000000	USD
CY2019	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	20000000	USD
CY2018	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	37000000	USD
CY2020	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	237000000	USD
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	70000000	USD
CY2020	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	593000000	USD
CY2019	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	495000000	USD
CY2018	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	368000000	USD
CY2020	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	469000000	USD
CY2019	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	389000000	USD
CY2018	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	331000000	USD
CY2020	us-gaap	Payments For Proceeds From Derivative Instrument Investing Activities PaymentsForProceedsFromDerivativeInstrumentInvestingActivities	-4000000	USD
CY2019	us-gaap	Payments For Proceeds From Derivative Instrument Investing Activities PaymentsForProceedsFromDerivativeInstrumentInvestingActivities	44000000	USD
CY2018	us-gaap	Payments For Proceeds From Derivative Instrument Investing Activities PaymentsForProceedsFromDerivativeInstrumentInvestingActivities	102000000	USD
CY2020	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-27000000	USD
CY2019	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-32000000	USD
CY2018	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-56000000	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-719000000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1150000000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-974000000	USD
CY2020	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	2014000000	USD
CY2019	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	11000000	USD
CY2018	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	36000000	USD
CY2020	us-gaap	Proceeds From Repayments Of Commercial Paper ProceedsFromRepaymentsOfCommercialPaper	-337000000	USD
CY2019	us-gaap	Proceeds From Repayments Of Commercial Paper ProceedsFromRepaymentsOfCommercialPaper	-120000000	USD
CY2018	us-gaap	Proceeds From Repayments Of Commercial Paper ProceedsFromRepaymentsOfCommercialPaper	482000000	USD
CY2020	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	73000000	USD
CY2019	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	96000000	USD
CY2018	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	62000000	USD
CY2020	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	10000000	USD
CY2019	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	53000000	USD
CY2018	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	1000000	USD
CY2020	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	26000000	USD
CY2019	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	33000000	USD
CY2018	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	30000000	USD
CY2020	us-gaap	Payments Of Dividends PaymentsOfDividends	782000000	USD
CY2018	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-70000000	USD
CY2019	us-gaap	Payments Of Dividends PaymentsOfDividends	761000000	USD
CY2018	us-gaap	Payments Of Dividends PaymentsOfDividends	718000000	USD
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	641000000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1271000000	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1140000000	USD
CY2020	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	88000000	USD
CY2019	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	76000000	USD
CY2018	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	13000000	USD
CY2020	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	27000000	USD
CY2019	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	46000000	USD
CY2018	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	18000000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	280000000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-2095000000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1400000000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-11000000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-110000000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	2272000000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-174000000	USD
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-66000000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1129000000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1303000000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1369000000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3401000000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1129000000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1303000000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8164000000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	2187000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-333000000	USD
CY2018	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	12000000	USD
CY2018	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	17000000	USD
CY2018	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1140000000	USD
CY2018	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	718000000	USD
CY2020	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	10000000	USD
CY2020	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	34000000	USD
CY2020	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	641000000	USD
CY2020	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	782000000	USD
CY2020	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	26000000	USD
CY2020	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation And Exercise Of Stock Options AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions	88000000	USD
CY2020	us-gaap	Stockholders Equity Other StockholdersEquityOther	2000000	USD
CY2018	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	30000000	USD
CY2018	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation And Exercise Of Stock Options AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions	13000000	USD
CY2018	us-gaap	Stockholders Equity Other StockholdersEquityOther	-57000000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8259000000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	2268000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-226000000	USD
CY2019	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	3000000	USD
CY2019	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	37000000	USD
CY2019	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1271000000	USD
CY2019	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	761000000	USD
CY2019	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	33000000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation And Exercise Of Stock Options AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions	76000000	USD
CY2019	us-gaap	Stockholders Equity Other StockholdersEquityOther	-113000000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8465000000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	1811000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	36000000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8989000000	USD
CY2020	cmi	Company Owned And Independent Distributor Locations Number CompanyOwnedAndIndependentDistributorLocationsNumber	500	location
CY2020	cmi	Dealer Locations Number DealerLocationsNumber	9000	location
CY2020	cmi	Countries And Territories Number CountriesAndTerritoriesNumber	190	country
CY2020	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Reclassifications</span></div><div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Certain amounts for 2019 and 2018 have been reclassified to conform to the current year presentation.</span></div>
CY2020	us-gaap	Use Of Estimates UseOfEstimates	<div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Use of Estimates in the Preparation of the Financial Statements </span></div><div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Preparation of financial statements requires management to make estimates and assumptions that affect reported amounts presented and disclosed in our </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Consolidated Financial Statements</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">. Significant estimates and assumptions in these </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Consolidated Financial Statements </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">require the exercise of judgement and are used for, but not limited to, estimates of future cash flows and other assumptions associated with goodwill and long-lived asset impairment tests, useful lives for depreciation and amortization, warranty programs, determination of discount rate and other assumptions for pensions and other postretirement benefit costs, restructuring costs, income taxes, deferred tax valuation allowances and contingencies and allowances for doubtful accounts. Due to the inherent uncertainty involved in making estimates, actual results reported in future periods may be different from these estimates.</span></div><div style="margin-bottom:8pt;margin-top:8pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The global market downturn, closures and limitations on movement related to COVID-19 are expected to be temporary, however, the duration of the production and supply chain disruptions, and related financial impacts, cannot be estimated at this time. This uncertainty could have an impact on certain estimates used in the preparation of our 2020 financial results.</span></div>
CY2020	cmi	Researchand Development Expense Excluding Contractreimbursement ResearchandDevelopmentExpenseExcludingContractreimbursement	903000000	USD
CY2019	us-gaap	Research And Development Arrangement Contract To Perform For Others Compensation Earned ResearchAndDevelopmentArrangementContractToPerformForOthersCompensationEarned	90000000	USD
CY2020	us-gaap	Foreign Currency Transaction Gain Loss Realized ForeignCurrencyTransactionGainLossRealized	4000000	USD
CY2019	us-gaap	Foreign Currency Transaction Gain Loss Realized ForeignCurrencyTransactionGainLossRealized	28000000	USD
CY2018	us-gaap	Foreign Currency Transaction Gain Loss Realized ForeignCurrencyTransactionGainLossRealized	-34000000	USD
CY2020	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	432000000	USD
CY2019	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	691000000	USD
CY2018	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	699000000	USD
CY2020	us-gaap	Interest Paid Net InterestPaidNet	88000000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	109000000	USD
CY2018	us-gaap	Interest Paid Net InterestPaidNet	114000000	USD
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CY2020Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	160000000	USD
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CY2019	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	260000000	USD
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CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	330000000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	394000000	USD
CY2020	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	13000000	USD
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CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	452000000	USD
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	330000000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	394000000	USD
CY2020Q4	us-gaap	Equity Method Investment Underlying Equity In Net Assets EquityMethodInvestmentUnderlyingEquityInNetAssets	1361000000	USD
CY2019Q4	us-gaap	Equity Method Investment Underlying Equity In Net Assets EquityMethodInvestmentUnderlyingEquityInNetAssets	1159000000	USD
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CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	1677000000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	1239000000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	1204000000	USD
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CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2338000000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2834000000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2753000000	USD
CY2020	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	162000000	USD
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CY2020	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	358000000	USD
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	282000000	USD
CY2018	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	348000000	USD
CY2020	cmi	Current Tax Cutsand Jobs Act2017 Incomplete Accounting Provisional Income Tax Expense CurrentTaxCutsandJobsAct2017IncompleteAccountingProvisionalIncomeTaxExpense	0	USD
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CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	520000000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	570000000	USD
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CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-238000000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	527000000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	566000000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	566000000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
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CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.225
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CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.206
CY2020	us-gaap	Tax Adjustments Settlements And Unusual Provisions TaxAdjustmentsSettlementsAndUnusualProvisions	-26000000	USD
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CY2020	cmi	Income Tax Withholding Tax Adjustments IncomeTaxWithholdingTaxAdjustments	10000000	USD
CY2019	us-gaap	Tax Adjustments Settlements And Unusual Provisions TaxAdjustmentsSettlementsAndUnusualProvisions	34000000	USD
CY2018	us-gaap	Tax Adjustments Settlements And Unusual Provisions TaxAdjustmentsSettlementsAndUnusualProvisions	14000000	USD
CY2018	us-gaap	Deferred Other Tax Expense Benefit DeferredOtherTaxExpenseBenefit	26000000	USD
CY2018	us-gaap	Tax Cuts And Jobs Act Of2017 Income Tax Expense Benefit TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit	12000000	USD
CY2020Q4	us-gaap	Undistributed Earnings Of Foreign Subsidiaries UndistributedEarningsOfForeignSubsidiaries	3700000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets State Taxes DeferredTaxAssetsStateTaxes	223000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets State Taxes DeferredTaxAssetsStateTaxes	207000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Foreign DeferredTaxAssetsOperatingLossCarryforwardsForeign	159000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Foreign DeferredTaxAssetsOperatingLossCarryforwardsForeign	157000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits	273000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits	279000000	USD
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CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Deferred Rent DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent	107000000	USD
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CY2020Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	52000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	44000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	1352000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	1312000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	346000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	317000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	1006000000	USD
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CY2020Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	258000000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	260000000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Undistributed Foreign Earnings DeferredTaxLiabilitiesUndistributedForeignEarnings	185000000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Undistributed Foreign Earnings DeferredTaxLiabilitiesUndistributedForeignEarnings	181000000	USD
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CY2020Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	77000000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	77000000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	852000000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	860000000	USD
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CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Foreign DeferredTaxAssetsOperatingLossCarryforwardsForeign	159000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	346000000	USD
CY2020	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	29000000	USD
CY2020Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	172000000	USD
CY2019Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	191000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards General Business DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness	479000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards General Business DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness	441000000	USD
CY2020Q4	us-gaap	Income Taxes Receivable Noncurrent IncomeTaxesReceivableNoncurrent	23000000	USD
CY2019Q4	us-gaap	Income Taxes Receivable Noncurrent IncomeTaxesReceivableNoncurrent	23000000	USD
CY2020Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	82000000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	11000000	USD
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CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	122000000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	77000000	USD
CY2019Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	52000000	USD
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CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	77000000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	71000000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	41000000	USD
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CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	71000000	USD
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CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1000000	USD
CY2020Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	451000000	USD
CY2020Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax	10000000	USD
CY2020Q4	us-gaap	Available For Sale Securities Current AvailableForSaleSecuritiesCurrent	461000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	334000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax	7000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Current AvailableForSaleSecuritiesCurrent	341000000	USD
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CY2018	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	253000000	USD
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CY2019	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	389000000	USD
CY2018	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	331000000	USD
CY2020Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	2216000000	USD
CY2019Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	2214000000	USD
CY2020Q4	us-gaap	Inventory Work In Process And Raw Materials InventoryWorkInProcessAndRawMaterials	1346000000	USD
CY2019Q4	us-gaap	Inventory Work In Process And Raw Materials InventoryWorkInProcessAndRawMaterials	1395000000	USD
CY2020Q4	us-gaap	Fifo Inventory Amount FIFOInventoryAmount	3562000000	USD
CY2019Q4	us-gaap	Fifo Inventory Amount FIFOInventoryAmount	3609000000	USD
CY2020Q4	us-gaap	Inventory Lifo Reserve InventoryLIFOReserve	137000000	USD
CY2019Q4	us-gaap	Inventory Lifo Reserve InventoryLIFOReserve	123000000	USD
CY2020Q4	us-gaap	Inventory Net InventoryNet	3425000000	USD
CY2019Q4	us-gaap	Inventory Net InventoryNet	3486000000	USD
CY2019Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	4454000000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	9011000000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	8699000000	USD
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	4756000000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4255000000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4245000000	USD
CY2020	us-gaap	Operating Lease Cost OperatingLeaseCost	172000000	USD
CY2019	us-gaap	Operating Lease Cost OperatingLeaseCost	180000000	USD
CY2020	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	18000000	USD
CY2019	us-gaap	Short Term Lease Cost ShortTermLeaseCost	33000000	USD
CY2020	us-gaap	Variable Lease Cost VariableLeaseCost	12000000	USD
CY2019	us-gaap	Variable Lease Cost VariableLeaseCost	7000000	USD
CY2019	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	18000000	USD
CY2020	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	4000000	USD
CY2019	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	9000000	USD
CY2020	us-gaap	Short Term Lease Cost ShortTermLeaseCost	19000000	USD
CY2020	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	4000000	USD
CY2019	us-gaap	Lease Cost LeaseCost	247000000	USD
CY2018	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	217000000	USD
CY2020Q4	cmi	Totalleasedassets Totalleasedassets	537000000	USD
CY2019Q4	cmi	Totalleasedassets Totalleasedassets	586000000	USD
CY2020Q4	cmi	Total Lease Liabilities TotalLeaseLiabilities	544000000	USD
CY2019Q4	cmi	Total Lease Liabilities TotalLeaseLiabilities	591000000	USD
CY2020Q4	us-gaap	Finance Lease Right Of Use Asset Accumulated Amortization FinanceLeaseRightOfUseAssetAccumulatedAmortization	58000000	USD
CY2019Q4	us-gaap	Finance Lease Right Of Use Asset Accumulated Amortization FinanceLeaseRightOfUseAssetAccumulatedAmortization	62000000	USD
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	149000000	USD
CY2019	us-gaap	Operating Lease Payments OperatingLeasePayments	163000000	USD
CY2020	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	14000000	USD
CY2019	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	47000000	USD
CY2019	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	9000000	USD
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	97000000	USD
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	214000000	USD
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	19000000	USD
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	5000000	USD
CY2020Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P4Y10M24D
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y3M18D
CY2020Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P10Y9M18D
CY2019Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P12Y1M6D
CY2020Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.034	Rate
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.033	Rate
CY2020Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.040	Rate
CY2019Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.044	Rate
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	15000000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	143000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	14000000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	109000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	13000000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	74000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	9000000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	56000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	8000000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	43000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	55000000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	67000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	114000000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	492000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	23000000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	39000000	USD
CY2020Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	91000000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	453000000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	1126000000	USD
CY2019	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	161000000	USD
CY2019	us-gaap	Goodwill Translation And Purchase Accounting Adjustments GoodwillTranslationAndPurchaseAccountingAdjustments	-1000000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	1286000000	USD
CY2020	us-gaap	Goodwill Translation And Purchase Accounting Adjustments GoodwillTranslationAndPurchaseAccountingAdjustments	7000000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	1293000000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	963000000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1003000000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	165000000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	175000000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	153000000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	141000000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	126000000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	111000000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	93000000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	65000000	USD
CY2020Q4	us-gaap	Cash Surrender Value Of Life Insurance CashSurrenderValueOfLifeInsurance	508000000	USD
CY2019Q4	us-gaap	Cash Surrender Value Of Life Insurance CashSurrenderValueOfLifeInsurance	464000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards General Business DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness	479000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards General Business DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness	441000000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	438000000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	496000000	USD
CY2020Q4	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	308000000	USD
CY2019Q4	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	177000000	USD
CY2020Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	1733000000	USD
CY2019Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	1578000000	USD
CY2020Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current And Noncurrent AccrualForTaxesOtherThanIncomeTaxesCurrentAndNoncurrent	256000000	USD
CY2019Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current And Noncurrent AccrualForTaxesOtherThanIncomeTaxesCurrentAndNoncurrent	228000000	USD
CY2020Q4	us-gaap	Accrued Marketing Costs Current AccruedMarketingCostsCurrent	242000000	USD
CY2019Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	452000000	USD
CY2019Q4	us-gaap	Accrued Marketing Costs Current AccruedMarketingCostsCurrent	176000000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	128000000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	131000000	USD
CY2020Q4	us-gaap	Accrued Income Taxes AccruedIncomeTaxes	82000000	USD
CY2019Q4	us-gaap	Accrued Income Taxes AccruedIncomeTaxes	52000000	USD
CY2020Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	404000000	USD
CY2020Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	1112000000	USD
CY2019Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	1039000000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	325000000	USD
CY2019Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	370000000	USD
CY2020Q4	us-gaap	Deferred Income Taxes And Other Tax Liabilities Noncurrent DeferredIncomeTaxesAndOtherTaxLiabilitiesNoncurrent	325000000	USD
CY2019Q4	us-gaap	Deferred Income Taxes And Other Tax Liabilities Noncurrent DeferredIncomeTaxesAndOtherTaxLiabilitiesNoncurrent	306000000	USD
CY2020Q4	us-gaap	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Liability TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiability	289000000	USD
CY2019Q4	us-gaap	Derivative Instruments And Hedges Liabilities Noncurrent DerivativeInstrumentsAndHedgesLiabilitiesNoncurrent	12000000	USD
CY2019Q4	us-gaap	Deferred Compensation Liability Classified Noncurrent DeferredCompensationLiabilityClassifiedNoncurrent	206000000	USD
CY2020Q4	us-gaap	Derivative Instruments And Hedges Liabilities Noncurrent DerivativeInstrumentsAndHedgesLiabilitiesNoncurrent	41000000	USD
CY2019Q4	us-gaap	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Liability TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiability	293000000	USD
CY2020Q4	us-gaap	Deferred Compensation Liability Classified Noncurrent DeferredCompensationLiabilityClassifiedNoncurrent	203000000	USD
CY2020Q4	us-gaap	Other Accrued Liabilities Noncurrent OtherAccruedLiabilitiesNoncurrent	365000000	USD
CY2019Q4	us-gaap	Other Accrued Liabilities Noncurrent OtherAccruedLiabilitiesNoncurrent	192000000	USD
CY2020Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	1548000000	USD
CY2019Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	1379000000	USD
CY2020Q4	us-gaap	Short Term Bank Loans And Notes Payable ShortTermBankLoansAndNotesPayable	169000000	USD
CY2019Q4	us-gaap	Short Term Bank Loans And Notes Payable ShortTermBankLoansAndNotesPayable	100000000	USD
CY2020Q4	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.0253	Rate
CY2019Q4	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.0320	Rate
CY2018Q4	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.0466	Rate
CY2020Q4	us-gaap	Commercial Paper CommercialPaper	323000000	USD
CY2019Q4	us-gaap	Commercial Paper CommercialPaper	660000000	USD
CY2020Q4	cmi	Leverage Ratio LeverageRatio	0.65
CY2020Q4	us-gaap	Commercial Paper CommercialPaper	323000000	USD
CY2020Q4	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	3500000000	USD
CY2020Q4	us-gaap	Line Of Credit Facility Remaining Borrowing Capacity LineOfCreditFacilityRemainingBorrowingCapacity	3200000000	USD
CY2020Q4	us-gaap	Other Long Term Debt OtherLongTermDebt	132000000	USD
CY2019Q4	us-gaap	Other Long Term Debt OtherLongTermDebt	59000000	USD
CY2020Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	72000000	USD
CY2019Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	50000000	USD
CY2020Q4	us-gaap	Interest Rate Fair Value Hedge Liability At Fair Value InterestRateFairValueHedgeLiabilityAtFairValue	48000000	USD
CY2019Q4	us-gaap	Interest Rate Fair Value Hedge Liability At Fair Value InterestRateFairValueHedgeLiabilityAtFairValue	35000000	USD
CY2020Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	91000000	USD
CY2019Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	90000000	USD
CY2020Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	3672000000	USD
CY2019Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	1607000000	USD
CY2020Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	62000000	USD
CY2019Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	31000000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	3610000000	USD
CY2019Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	1576000000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	62000000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	49000000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	526000000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	23000000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	506000000	USD
CY2020Q3	us-gaap	Unsecured Debt UnsecuredDebt	2000000000	USD
CY2020Q3	us-gaap	Proceeds From Issuance Of Debt ProceedsFromIssuanceOfDebt	1980000000	USD
CY2020	us-gaap	Interest Expense Debt InterestExpenseDebt	102000000	USD
CY2019	us-gaap	Interest Expense Debt InterestExpenseDebt	112000000	USD
CY2018	us-gaap	Interest Expense Debt InterestExpenseDebt	116000000	USD
CY2020	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	2000000	USD
CY2019	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	3000000	USD
CY2018	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	2000000	USD
CY2019Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	350000000	USD
CY2020Q2	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	150000000	USD
CY2020	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	589000000	USD
CY2020Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	4665000000	USD
CY2020Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	500000000	USD
CY2020	us-gaap	Increase Decrease In Fair Value Of Interest Rate Fair Value Hedging Instruments1 IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1	7000000	USD
CY2020	us-gaap	Increase Decrease In Fair Value Of Hedged Item In Interest Rate Fair Value Hedge1 IncreaseDecreaseInFairValueOfHedgedItemInInterestRateFairValueHedge1	-5000000	USD
CY2019	us-gaap	Increase Decrease In Fair Value Of Interest Rate Fair Value Hedging Instruments1 IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1	16000000	USD
CY2019	us-gaap	Increase Decrease In Fair Value Of Hedged Item In Interest Rate Fair Value Hedge1 IncreaseDecreaseInFairValueOfHedgedItemInInterestRateFairValueHedge1	-14000000	USD
CY2018	us-gaap	Increase Decrease In Fair Value Of Interest Rate Fair Value Hedging Instruments1 IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1	-8000000	USD
CY2018	us-gaap	Increase Decrease In Fair Value Of Hedged Item In Interest Rate Fair Value Hedge1 IncreaseDecreaseInFairValueOfHedgedItemInInterestRateFairValueHedge1	7000000	USD
CY2019Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	2706000000	USD
CY2020Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	4164000000	USD
CY2019Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	2367000000	USD
CY2019Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	2389000000	USD
CY2018Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	2208000000	USD
CY2017Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	1687000000	USD
CY2020	us-gaap	Standard Product Warranty Accrual Warranties Issued StandardProductWarrantyAccrualWarrantiesIssued	443000000	USD
CY2019	us-gaap	Standard Product Warranty Accrual Warranties Issued StandardProductWarrantyAccrualWarrantiesIssued	458000000	USD
CY2018	us-gaap	Standard Product Warranty Accrual Warranties Issued StandardProductWarrantyAccrualWarrantiesIssued	437000000	USD
CY2020	us-gaap	Extended Product Warranty Accrual Warranties Issued ExtendedProductWarrantyAccrualWarrantiesIssued	248000000	USD
CY2019	us-gaap	Extended Product Warranty Accrual Warranties Issued ExtendedProductWarrantyAccrualWarrantiesIssued	356000000	USD
CY2018	us-gaap	Extended Product Warranty Accrual Warranties Issued ExtendedProductWarrantyAccrualWarrantiesIssued	293000000	USD
CY2020	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	90000000	USD
CY2019	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	210000000	USD
CY2018	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	481000000	USD
CY2019	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	590000000	USD
CY2018	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	443000000	USD
CY2020	us-gaap	Extended Product Warranty Accrual Period Increase Decrease ExtendedProductWarrantyAccrualPeriodIncreaseDecrease	-227000000	USD
CY2019	us-gaap	Extended Product Warranty Accrual Period Increase Decrease ExtendedProductWarrantyAccrualPeriodIncreaseDecrease	-230000000	USD
CY2018	us-gaap	Extended Product Warranty Accrual Period Increase Decrease ExtendedProductWarrantyAccrualPeriodIncreaseDecrease	-244000000	USD
CY2020	us-gaap	Extended Product Warranty Accrual Preexisting Increase Decrease ExtendedProductWarrantyAccrualPreexistingIncreaseDecrease	-52000000	USD
CY2019	us-gaap	Extended Product Warranty Accrual Preexisting Increase Decrease ExtendedProductWarrantyAccrualPreexistingIncreaseDecrease	-24000000	USD
CY2018	us-gaap	Extended Product Warranty Accrual Preexisting Increase Decrease ExtendedProductWarrantyAccrualPreexistingIncreaseDecrease	3000000	USD
CY2020	us-gaap	Standard And Extended Product Warranty Accrual Foreign Currency Translation Gain Loss StandardAndExtendedProductWarrantyAccrualForeignCurrencyTranslationGainLoss	5000000	USD
CY2019	us-gaap	Standard And Extended Product Warranty Accrual Foreign Currency Translation Gain Loss StandardAndExtendedProductWarrantyAccrualForeignCurrencyTranslationGainLoss	1000000	USD
CY2018	us-gaap	Standard And Extended Product Warranty Accrual Foreign Currency Translation Gain Loss StandardAndExtendedProductWarrantyAccrualForeignCurrencyTranslationGainLoss	-6000000	USD
CY2020Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	2307000000	USD
CY2019Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	2389000000	USD
CY2018Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	2208000000	USD
CY2020	us-gaap	Product Liability Contingency Third Party Recovery ProductLiabilityContingencyThirdPartyRecovery	20000000	USD
CY2019	us-gaap	Product Liability Contingency Third Party Recovery ProductLiabilityContingencyThirdPartyRecovery	67000000	USD
CY2018	us-gaap	Product Liability Contingency Third Party Recovery ProductLiabilityContingencyThirdPartyRecovery	26000000	USD
CY2020Q4	us-gaap	Deferred Revenue DeferredRevenue	961000000	USD
CY2019Q4	us-gaap	Deferred Revenue DeferredRevenue	941000000	USD
CY2020Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	1346000000	USD
CY2019Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	1448000000	USD
CY2020Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	2307000000	USD
CY2019Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	2389000000	USD
	us-gaap	Product Liability Accrual Period Expense ProductLiabilityAccrualPeriodExpense	410000000	USD
CY2020Q4	us-gaap	Product Liability Accrual Period Expense ProductLiabilityAccrualPeriodExpense	20000000	USD
	us-gaap	Product Liability Accrual Period Expense ProductLiabilityAccrualPeriodExpense	430000000	USD
CY2020Q4	us-gaap	Product Liability Contingency Accrual Present Value ProductLiabilityContingencyAccrualPresentValue	151000000	USD
CY2020Q4	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	44000000	USD
CY2020Q4	us-gaap	Unrecorded Unconditional Purchase Obligation Balance Sheet Amount UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount	32000000	USD
CY2020Q4	us-gaap	Purchase Obligation PurchaseObligation	79000000	USD
CY2020Q4	us-gaap	Guarantee Obligations Current Carrying Value GuaranteeObligationsCurrentCarryingValue	100000000	USD
CY2020	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	163.50
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	641000000	USD
CY2018Q3	us-gaap	Accelerated Share Repurchases Settlement Payment Or Receipt AcceleratedShareRepurchasesSettlementPaymentOrReceipt	500000000	USD
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	3500000	shares
	us-gaap	Accelerated Share Repurchases Final Price Paid Per Share AcceleratedShareRepurchasesFinalPricePaidPerShare	144.02
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	641000000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1271000000	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1140000000	USD
CY2020	us-gaap	Payments Of Dividends PaymentsOfDividends	782000000	USD
CY2019	us-gaap	Payments Of Dividends PaymentsOfDividends	761000000	USD
CY2018	us-gaap	Payments Of Dividends PaymentsOfDividends	718000000	USD
CY2020Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.311
CY2020Q4	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.35
CY2019Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.14
CY2019Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.311
CY2018Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.08
CY2018Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.14
CY2020Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.311
CY2019Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.14
CY2018Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.08
CY2018Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.14
CY2020Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.311
CY2019Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.14
CY2020Q4	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.35
CY2019Q4	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.311
CY2018Q4	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.14
CY2018Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.08
CY2020Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.311
CY2019Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.311
CY2020	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	5.28
CY2019	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	4.90
CY2018	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	4.44
CY2018	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	-382000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-7000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-375000000	USD
CY2018	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-42000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-333000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	-276000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-27000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-249000000	USD
CY2019	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-23000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-226000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	-70000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-43000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-27000000	USD
CY2020	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-63000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	36000000	USD
CY2020Q4	us-gaap	Minority Interest MinorityInterest	927000000	USD
CY2019Q4	us-gaap	Minority Interest MinorityInterest	958000000	USD
CY2018	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	2000000	USD
CY2020Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	27000000	USD
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	8500000	shares
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod	P10Y
CY2020	us-gaap	Sale Of Stock Number Of Shares Issued In Transaction SaleOfStockNumberOfSharesIssuedInTransaction	100	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	50	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1	P2Y
CY2020	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	4000000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	4000000	USD
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	2901369	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	123.49
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	515320	shares
CY2018	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	159.06
CY2018	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	140133	shares
CY2018	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	88.74
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	32894	shares
CY2018	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	133.00
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	140.36
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	3243662	shares
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	139.86
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	3237570	shares
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	130.55
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	710120	shares
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	163.42
CY2019	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	652980	shares
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	116.76
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	63232	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	632080	shares
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	142.81
CY2020	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	660786	shares
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	131.25
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	33334	shares
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	150.83
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	3175530	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	142.63
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P4Y9M18D
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6Y7M6D
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	1665710	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	123.55
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	263000000	USD
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	1366722	shares
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	124.97
CY2018	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P4Y8M12D
CY2018Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	18000000	USD
CY2019Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	92000000	USD
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	1589015	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	130.28
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P4Y7M6D
CY2020Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	151000000	USD
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	25.40
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	31.04
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	34.21
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	40000000	USD
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0062	Rate
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	35000000	USD
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	9000000	USD
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P6Y
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P6Y
CY2018	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P6Y
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0241	Rate
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0272	Rate
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.2705	Rate
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.2379	Rate
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.2540	Rate
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0288	Rate
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0268	Rate
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0248	Rate
CY2019	cmi	Restructuring Charges Net Of Tax RestructuringChargesNetOfTax	90000000	USD
CY2019	us-gaap	Restructuring And Related Cost Number Of Positions Eliminated RestructuringAndRelatedCostNumberOfPositionsEliminated	2300	employee
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1789000000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2260000000	USD
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2141000000	USD
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	148200000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	155400000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	162200000	shares
CY2020	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	800000	shares
CY2019	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	700000	shares
CY2018	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	600000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	149000000.0	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	156100000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	162800000	shares
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	12.07
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	14.54
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	13.20
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	12.01
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	14.48
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	13.15
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	645334	shares
CY2019	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	473845	shares
CY2018	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	969385	shares
CY2019	us-gaap	Severance Costs1 SeveranceCosts1	119000000	USD
CY2019	us-gaap	Severance Costs1 SeveranceCosts1	119000000	USD
CY2019	us-gaap	Severance Costs1 SeveranceCosts1	119000000	USD
CY2019	us-gaap	Payments For Restructuring PaymentsForRestructuring	4000000	USD
CY2019	us-gaap	Restructuring Reserve Translation Adjustment RestructuringReserveTranslationAdjustment	-1000000	USD
CY2019Q4	us-gaap	Restructuring Reserve RestructuringReserve	116000000	USD
CY2020	us-gaap	Payments For Restructuring PaymentsForRestructuring	110000000	USD
CY2020	cmi	Change In Estimate Restructuring ChangeInEstimateRestructuring	-4000000	USD
CY2020	us-gaap	Restructuring Reserve Translation Adjustment RestructuringReserveTranslationAdjustment	1000000	USD
CY2020Q4	us-gaap	Restructuring Reserve RestructuringReserve	1000000	USD
CY2020	us-gaap	Revenues Revenues	19811000000	USD
CY2020	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	906000000	USD
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	452000000	USD
CY2020	us-gaap	Investment Income Interest InvestmentIncomeInterest	21000000	USD
CY2020	cmi	Segment Reporting Information Income Lossbefore Interest Expense Income Taxes Depreciation Amortizationand Noncontrollinginterests SegmentReportingInformationIncomeLossbeforeInterestExpenseIncomeTaxesDepreciationAmortizationandNoncontrollinginterests	3108000000	USD
CY2020	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	670000000	USD
CY2020Q4	us-gaap	Assets Net AssetsNet	9266000000	USD
CY2020Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	1441000000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	528000000	USD
CY2019	us-gaap	Revenues Revenues	23571000000	USD
CY2019	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1001000000	USD
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	330000000	USD
CY2019	us-gaap	Investment Income Interest InvestmentIncomeInterest	46000000	USD
CY2019	cmi	Segment Reporting Information Income Lossbefore Interest Expenseand Income Taxes Excluding Asset Impairmentsand Restructuring Actionsand Other Charges SegmentReportingInformationIncomeLossbeforeInterestExpenseandIncomeTaxesExcludingAssetImpairmentsandRestructuringActionsandOtherCharges	3731000000	USD
CY2019	us-gaap	Severance Costs1 SeveranceCosts1	119000000	USD
CY2019	cmi	Segment Reporting Information Income Lossbefore Interest Expense Income Taxes Depreciation Amortizationand Noncontrollinginterests SegmentReportingInformationIncomeLossbeforeInterestExpenseIncomeTaxesDepreciationAmortizationandNoncontrollinginterests	3612000000	USD
CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	22000000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	1811000000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	2268000000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	2187000000	USD
CY2019	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	669000000	USD
CY2019Q4	us-gaap	Assets Net AssetsNet	9258000000	USD
CY2019Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	1237000000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	700000000	USD
CY2018	us-gaap	Revenues Revenues	23771000000	USD
CY2018	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	902000000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	394000000	USD
CY2018	us-gaap	Investment Income Interest InvestmentIncomeInterest	35000000	USD
CY2018	cmi	Segment Reporting Information Income Lossbefore Interest Expense Income Taxes Depreciation Amortizationand Noncontrollinginterests SegmentReportingInformationIncomeLossbeforeInterestExpenseIncomeTaxesDepreciationAmortizationandNoncontrollinginterests	3476000000	USD
CY2018	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	609000000	USD
CY2018Q4	us-gaap	Assets Net AssetsNet	9220000000	USD
CY2018Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	1222000000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	709000000	USD
CY2020	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	3000000	USD
CY2019	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	3000000	USD
CY2018	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	2000000	USD
CY2020	cmi	Segment Reporting Information Income Lossbefore Interest Expense Income Taxes Depreciation Amortizationand Noncontrollinginterests SegmentReportingInformationIncomeLossbeforeInterestExpenseIncomeTaxesDepreciationAmortizationandNoncontrollinginterests	3108000000	USD
CY2019	cmi	Segment Reporting Information Income Lossbefore Interest Expense Income Taxes Depreciation Amortizationand Noncontrollinginterests SegmentReportingInformationIncomeLossbeforeInterestExpenseIncomeTaxesDepreciationAmortizationandNoncontrollinginterests	3612000000	USD
CY2018	cmi	Segment Reporting Information Income Lossbefore Interest Expense Income Taxes Depreciation Amortizationand Noncontrollinginterests SegmentReportingInformationIncomeLossbeforeInterestExpenseIncomeTaxesDepreciationAmortizationandNoncontrollinginterests	3476000000	USD
CY2020	us-gaap	Interest Expense InterestExpense	100000000	USD
CY2019	us-gaap	Interest Expense InterestExpense	109000000	USD
CY2018	us-gaap	Interest Expense InterestExpense	114000000	USD
CY2020	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	670000000	USD
CY2019	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	669000000	USD
CY2018	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	609000000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2338000000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2834000000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2753000000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	527000000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	566000000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	566000000	USD
CY2018Q4	cmi	Entity Wide Disclosures On Geographic Areas Long Lived Assets EntityWideDisclosuresOnGeographicAreasLongLivedAssets	5863000000	USD
CY2019	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	8000000	USD
CY2018	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	46000000	USD
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1789000000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2260000000	USD
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2141000000	USD
CY2020Q4	us-gaap	Assets Net AssetsNet	9266000000	USD
CY2019Q4	us-gaap	Assets Net AssetsNet	9258000000	USD
CY2018Q4	us-gaap	Assets Net AssetsNet	9220000000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents And Short Term Investments CashCashEquivalentsAndShortTermInvestments	3862000000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents And Short Term Investments CashCashEquivalentsAndShortTermInvestments	1470000000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents And Short Term Investments CashCashEquivalentsAndShortTermInvestments	1525000000	USD
CY2020Q4	cmi	Liabilities Deducted To Calculate Net Assets LiabilitiesDeductedToCalculateNetAssets	8947000000	USD
CY2019Q4	cmi	Liabilities Deducted To Calculate Net Assets LiabilitiesDeductedToCalculateNetAssets	8498000000	USD
CY2018Q4	cmi	Liabilities Deducted To Calculate Net Assets LiabilitiesDeductedToCalculateNetAssets	7836000000	USD
CY2020Q4	cmi	Pensionandotherpostretirementadjustmentsexcludedfromnetassets Pensionandotherpostretirementadjustmentsexcludedfromnetassets	67000000	USD
CY2019Q4	cmi	Pensionandotherpostretirementadjustmentsexcludedfromnetassets Pensionandotherpostretirementadjustmentsexcludedfromnetassets	67000000	USD
CY2018Q4	cmi	Pensionandotherpostretirementadjustmentsexcludedfromnetassets Pensionandotherpostretirementadjustmentsexcludedfromnetassets	68000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards General Business DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness	479000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards General Business DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness	441000000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards General Business DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness	410000000	USD
CY2020Q4	cmi	Debt Related Costs Not Allocated To Segments DebtRelatedCostsNotAllocatedToSegments	3000000	USD
CY2019Q4	cmi	Debt Related Costs Not Allocated To Segments DebtRelatedCostsNotAllocatedToSegments	3000000	USD
CY2018Q4	cmi	Debt Related Costs Not Allocated To Segments DebtRelatedCostsNotAllocatedToSegments	3000000	USD
CY2020Q4	us-gaap	Assets Assets	22624000000	USD
CY2019Q4	us-gaap	Assets Assets	19737000000	USD
CY2018Q4	us-gaap	Assets Assets	19062000000	USD
CY2020Q4	cmi	Entity Wide Disclosures On Geographic Areas Long Lived Assets EntityWideDisclosuresOnGeographicAreasLongLivedAssets	6927000000	USD
CY2019Q4	cmi	Entity Wide Disclosures On Geographic Areas Long Lived Assets EntityWideDisclosuresOnGeographicAreasLongLivedAssets	6596000000	USD
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.39
CY2019Q4	us-gaap	Severance Costs1 SeveranceCosts1	119000000	USD
CY2020Q1	us-gaap	Revenues Revenues	5011000000	USD
CY2020Q2	us-gaap	Revenues Revenues	3852000000	USD
CY2020Q3	us-gaap	Revenues Revenues	5118000000	USD
CY2020Q4	us-gaap	Revenues Revenues	5830000000	USD
CY2020Q1	us-gaap	Gross Profit GrossProfit	1294000000	USD
CY2020Q2	us-gaap	Gross Profit GrossProfit	890000000	USD
CY2020Q3	us-gaap	Gross Profit GrossProfit	1349000000	USD
CY2020Q4	us-gaap	Gross Profit GrossProfit	1361000000	USD
CY2020Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	511000000	USD
CY2020Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	276000000	USD
CY2020Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	501000000	USD
CY2020Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	501000000	USD
CY2020Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.42
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.87
CY2019Q4	us-gaap	Gross Profit GrossProfit	1313000000	USD
CY2020Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.39
CY2020Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.41
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.86
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.36
CY2020Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.36
CY2020Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.311
CY2020Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.311
CY2020Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.311
CY2020Q4	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.35
CY2019Q1	us-gaap	Revenues Revenues	6004000000	USD
CY2019Q2	us-gaap	Revenues Revenues	6221000000	USD
CY2019Q3	us-gaap	Revenues Revenues	5768000000	USD
CY2019Q4	us-gaap	Revenues Revenues	5578000000	USD
CY2019Q1	us-gaap	Gross Profit GrossProfit	1532000000	USD
CY2019Q2	us-gaap	Gross Profit GrossProfit	1641000000	USD
CY2019Q3	us-gaap	Gross Profit GrossProfit	1494000000	USD
CY2019Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	663000000	USD
CY2019Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	675000000	USD
CY2019Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	622000000	USD
CY2019Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	300000000	USD
CY2019Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.22
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.29
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.99
CY2019Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.98
CY2019Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.20
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.27
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.97
CY2019Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.97
CY2019Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.14
CY2019Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.14
CY2019Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.311
CY2019Q4	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.311
CY2019Q4	cmi	Restructuring Charges Net Of Tax RestructuringChargesNetOfTax	90000000	USD
CY2020Q4	cmi	Registered Shareholders Total RegisteredShareholdersTotal	2637
CY2020Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	2.50

Files In Submission

Name	View Source	Status
0000026172-21-000012-index-headers.html	Edgar Link	pending
0000026172-21-000012-index.html	Edgar Link	pending
0000026172-21-000012.txt	Edgar Link	pending
0000026172-21-000012-xbrl.zip	Edgar Link	pending
cmi-20201231.htm	Edgar Link	pending
cmi-20201231.xsd	Edgar Link	pending
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cmi-20201231_def.xml	Edgar Link	unprocessable
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cmi-20201231_htm.xml	Edgar Link	completed
cmi-20201231_lab.xml	Edgar Link	unprocessable
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cumminslogoa021a.jpg	Edgar Link	pending
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Financial_Report.xlsx	Edgar Link	pending
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$CMI
CUMMINS INC Stock $cmi

2020 Q4 Form 10-K Financial Statement

#000002617221000012 Filed on February 10, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CMI CUMMINS INC Stock $cmi

2020 Q4 Form 10-K Financial Statement

#000002617221000012 Filed on February 10, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CMI
CUMMINS INC Stock $cmi