Fair Value Measurement - Additional Information (Details) - Appraisal value - Level 3 - Non-Recoverable Rate	Sep. 30, 2022	Dec. 31, 2021
Minimum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, measurement input	0.00%	0.00%
Maximum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, measurement input	100.00%	100.00%
Weighted average
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for investment, measurement input	20.00%	13.00%