Finance Receivables (Details 9) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2023 USD ($)	Sep. 30, 2023 USD ($)
Dealer
Financing Receivable, Modified [Line Items]
Financing Receivable, Modified in Period, Amount	$ 0	$ 0
Caterpillar Purchased Receivables
Financing Receivable, Modified [Line Items]
Financing Receivable, Modified in Period, Amount	0	0
Customer
Financing Receivable, Modified [Line Items]
Financing Receivable, Modified in Period, Amount	$ 13	$ 38
Financing Receivable, Modification To Total Financing Receivables, Percent	0.05%	0.14%
Financing Receivable, Modified, Weighted Average Term Increase from Modification	8 months	17 months
Financing Receivable, Modified, Weighted Average Payment Delay	6 months	7 months
EAME \| 31-60 days past due \| Customer
Financing Receivable, Modified [Line Items]
Financing Receivable, Modified, Accumulated	$ 3	$ 3

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Period of increase in weighted average maturity of financing receivable modified for debtor experiencing financial difficulty, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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