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	Adjustment to adopt new accounting guidance	Adjustment to adopt new accounting guidance Retained earnings	Adjustment to adopt new accounting guidance Accumulated other comprehensive income (loss)
Balance at Dec. 31, 2019	$ 3,236	$ 745	$ 2	$ 3,162	$ (845)	$ 172
Balance (Accounting Standards Update 2018-02) at Dec. 31, 2019							$ (13)	$ (13)
Increase (Decrease) in Shareholder's Equity [Roll Forward]
Profit of consolidated companies	308			293		15
Dividend paid to Caterpillar	(300)			(300)
Foreign currency translation, net of tax	236				226	10
Derivative financial instruments, net of tax	24				24
Balance at Dec. 31, 2020	3,491	745	2	3,142	(595)	197
Increase (Decrease) in Shareholder's Equity [Roll Forward]
Profit of consolidated companies	517			505		12
Dividend paid to Caterpillar	(850)			(850)
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	2,797	(774)	211
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	$ 3,057	$ (1,047)	$ 206