Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Statement of Comprehensive Income [Abstract]
Profit of consolidated companies	$ 542	$ 517	$ 308
Other comprehensive income (loss), net of tax (Note 9):
Foreign currency translation	(318)	(209)	236
Derivative financial instruments	33	32	24
Total Other comprehensive income (loss), net of tax	(285)	(177)	260
Comprehensive income (loss)	257	340	568
Less: Comprehensive income (loss) attributable to noncontrolling interests	(5)	14	25
Comprehensive income (loss) attributable to Caterpillar Financial Services Corporation	$ 262	$ 326	$ 543