CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Statement of Financial Position [Abstract]
Financing receivable, allowance for loan losses	$ 2,344	$ 2,096
Accumulated depreciation	$ 432	$ 407
Common stock par value per share (in dollars per share)	$ 0.0001	$ 0.0001
Preferred stock par value (in dollars per share)	$ 0.01	$ 0.01