Short-term Borrowings and Long-term Debt - Schedule of Notes, Certificates and Secured Borrowings at Fair Value (Details) - USD ($) $ in Thousands		Dec. 31, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Total retail notes, certificates and secured borrowings	[1]	$ 229,719	$ 636,774
Fair Value, Measurements, Recurring
Debt Instrument [Line Items]
Retail notes		219,435	583,219
Certificates		10,281	52,620
Secured borrowings		3	935
Total retail notes, certificates and secured borrowings		$ 229,719	$ 636,774

[1] Includes amounts in variable interest entities (VIEs) presented separately in the table below. The following table presents the assets and liabilities of consolidated VIEs, which are included on the Consolidated Balance Sheets (Balance Sheet) above. The assets in the table below may only be used to settle obligations of consolidated VIEs and are in excess of those obligations. Additionally, the assets and liabilities in the table below include third-party assets and liabilities of consolidated VIEs only and exclude intercompany balances that eliminate in consolidation. December 31,20212020Assets of consolidated VIEs, included in total assets aboveRestricted cash $13,462 $15,983 Loans held for sale at fair value41,734 98,190  Retail and certificate loans held for investment at fair value 10,281 52,620 Other loans held for investment at fair value20,929 50,102 Other assets 584 1,270 Total assets of consolidated VIEs$86,990 $218,165 Liabilities of consolidated VIEs, included in total liabilities aboveRetail notes, certificates and secured borrowings at fair value$10,281 $52,620 Payable on Structured Program borrowings65,451 152,808 Other liabilities467 729 Total liabilities of consolidated VIEs$76,199 $206,157