Finance Receivables (Details 6) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Customer
Financing Receivable, Past Due
Amortized Cost, Non-accrual With an Allowance	$ 156	$ 184
Amortized Cost, Non-accrual Without an Allowance	16	26
Amortized Cost, 91+ Still Accruing	28	36
Interest income recognized for finance receivables on non-accrual status	17	12	$ 12
Customer | North America
Financing Receivable, Past Due
Amortized Cost, Non-accrual With an Allowance	52	47
Amortized Cost, Non-accrual Without an Allowance	4	9
Amortized Cost, 91+ Still Accruing	11	12
Customer | EAME
Financing Receivable, Past Due
Amortized Cost, Non-accrual With an Allowance	43	18
Amortized Cost, Non-accrual Without an Allowance	0	1
Amortized Cost, 91+ Still Accruing	10	2
Customer | Asia/Pacific
Financing Receivable, Past Due
Amortized Cost, Non-accrual With an Allowance	11	19
Amortized Cost, Non-accrual Without an Allowance	0	0
Amortized Cost, 91+ Still Accruing	7	7
Customer | Mining
Financing Receivable, Past Due
Amortized Cost, Non-accrual With an Allowance	0	8
Amortized Cost, Non-accrual Without an Allowance	1	1
Amortized Cost, 91+ Still Accruing	0	14
Customer | Latin America
Financing Receivable, Past Due
Amortized Cost, Non-accrual With an Allowance	45	52
Amortized Cost, Non-accrual Without an Allowance	0	4
Amortized Cost, 91+ Still Accruing	0	1
Customer | Caterpillar Power Finance
Financing Receivable, Past Due
Amortized Cost, Non-accrual With an Allowance	5	40
Amortized Cost, Non-accrual Without an Allowance	11	11
Amortized Cost, 91+ Still Accruing	0	0
Dealer | Latin America
Financing Receivable, Past Due
Amortized Cost, Non-accrual With an Allowance	$ 62	$ 78