Acquisitions (Details) - USD ($) $ in Millions	Dec. 01, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Business Acquisition [Line Items]
Goodwill		$ 822	$ 822	$ 343
Fair Square Financial Holdings LLC
Business Acquisition [Line Items]
Cash consideration	$ 741
Finance receivables and loans	870
Intangible assets	98
Cash and short-term investments	42
Other assets	46
Debt	(765)
Other liabilities	(29)
Goodwill	479
Financing receivable, purchased with credit deterioration, amount	22
Financing receivable, excluding accrued interest, purchased with credit deterioration, allowance for credit loss at acquisition date	$ 12
Weighted average amortization period	7 years