Cat Financial Financing Activities (Details TDR) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2022 USD ($) Contracts	Sep. 30, 2021 USD ($) Contracts	Sep. 30, 2022 USD ($) Contracts	Sep. 30, 2021 USD ($) Contracts
Customer
Finance receivables modified as TDRs
Pre-TDR Amortized Cost	$ 29	$ 17	$ 40	$ 54
Post-TDR Amortized Cost	29	13	39	44
TDRs which had been modified within twelve months of the default date
Financing Receivable, Troubled Debt Restructuring, Subsequent Default	0	0	5	27
Customer \| North America
Finance receivables modified as TDRs
Pre-TDR Amortized Cost	3	1	4	5
Post-TDR Amortized Cost	3	1	4	5
TDRs which had been modified within twelve months of the default date
Financing Receivable, Troubled Debt Restructuring, Subsequent Default	0	0	0	1
Customer \| EAME
Finance receivables modified as TDRs
Pre-TDR Amortized Cost	0	1	1	1
Post-TDR Amortized Cost	0	1	1	1
Customer \| Asia/Pacific
Finance receivables modified as TDRs
Pre-TDR Amortized Cost	0	4	0	4
Post-TDR Amortized Cost	0	4	0	4
TDRs which had been modified within twelve months of the default date
Financing Receivable, Troubled Debt Restructuring, Subsequent Default	0	0	0	6
Customer \| Mining
Finance receivables modified as TDRs
Pre-TDR Amortized Cost	15	0	15	11
Post-TDR Amortized Cost	15	0	15	5
TDRs which had been modified within twelve months of the default date
Financing Receivable, Troubled Debt Restructuring, Subsequent Default	0	0	5	0
Customer \| Latin America
Finance receivables modified as TDRs
Pre-TDR Amortized Cost	0	4	0	10
Post-TDR Amortized Cost	0	4	0	10
TDRs which had been modified within twelve months of the default date
Financing Receivable, Troubled Debt Restructuring, Subsequent Default	0	0	0	15
Customer \| Caterpillar Power Finance
Finance receivables modified as TDRs
Pre-TDR Amortized Cost	11	7	20	23
Post-TDR Amortized Cost	11	3	19	19
TDRs which had been modified within twelve months of the default date
Financing Receivable, Troubled Debt Restructuring, Subsequent Default	$ 0	$ 0	$ 0	$ 5
Dealer
Finance receivables modified as TDRs
Number of Contracts (in contracts) \| Contracts	0	0	0	0

-- None. No documentation exists for this element. --

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+ References

No definition available.

+ Details

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524

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Amount, after troubled debt restructuring, of modified financing receivable.

+ References

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- Definition

Amount, before troubled debt restructuring, of financing receivable to be modified.

+ References

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- Definition

Amount of financing receivable modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 34
-Subparagraph (a)(2)
-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953682-111524

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