Financial Instruments and Fair Value Measurements - Summary of Other Relevant Data Related to Finance Receivables Carried at Fair Value (Details) $ in Thousands	Mar. 31, 2022 USD ($)
Finance Receivables of Consolidated CFEs
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Aggregate unpaid principal balance included within finance receivables that are reported at fair value	$ 218,243
Aggregate fair value of finance receivables reported at fair value	189,469
Finance Receivables of Consolidated CFEs | 90 Days or More Past Due
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Unpaid principal balance of receivables within finance receivables that are reported at fair value and are on nonaccrual status	2,476
Aggregate fair value of receivables carried at fair value that are on nonaccrual status	2,154
Finance Receivables at Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Aggregate unpaid principal balance included within finance receivables that are reported at fair value	44,593
Aggregate fair value of finance receivables reported at fair value	35,954
Finance Receivables at Fair Value | 90 Days or More Past Due
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Unpaid principal balance of receivables within finance receivables that are reported at fair value and are on nonaccrual status	3,286
Aggregate fair value of receivables carried at fair value that are on nonaccrual status	$ 2,390