Consolidated Statements of Changes in Shareholder's Equity - USD ($) $ in Millions	Total	Common stock	Additional paid-in capital	Retained earnings	Accumulated other comprehensive income (loss)	Noncontrolling interests
Balance at Dec. 31, 2020	$ 3,491	$ 745	$ 2	$ 3,167	$ (595)	$ 172
Increase (Decrease) in Shareholder's Equity [Roll Forward]
Profit of consolidated companies	517			505		12
Dividend paid to Caterpillar	(850)			(823)		(27)
Foreign currency translation, net of tax	(209)				(211)	2
Derivative financial instruments, net of tax	32				32
Balance at Dec. 31, 2021	2,981	745	2	2,849	(774)	159
Increase (Decrease) in Shareholder's Equity [Roll Forward]
Profit of consolidated companies	542			535		7
Dividend paid to Caterpillar	(275)			(275)
Foreign currency translation, net of tax	(318)				(306)	(12)
Derivative financial instruments, net of tax	33				33
Balance at Dec. 31, 2022	2,963	745	2	3,109	(1,047)	154
Increase (Decrease) in Shareholder's Equity [Roll Forward]
Profit of consolidated companies	568			563		5
Dividend paid to Caterpillar	(425)			(345)		(80)
Foreign currency translation, net of tax	67				72	(5)
Derivative financial instruments, net of tax	(3)				(3)
Balance at Dec. 31, 2023	$ 3,170	$ 745	$ 2	$ 3,327	$ (978)	$ 74