Fair Value Measurements - Schedule of Significant Unobservable Inputs Used in the Fair Value Measurement of Loans HFI (Details) - Level 3 - Loans held for investment	6 Months Ended	12 Months Ended
	Jun. 30, 2025	Dec. 31, 2024
Minimum \| Discount rate
Fair Value Inputs Assets And Liabilities Quantitative Information [Line Items]
Measurement input, percent	10.10%	7.20%
Minimum \| Annualized net charge-off rate
Fair Value Inputs Assets And Liabilities Quantitative Information [Line Items]
Measurement input, percent	2.00%	3.00%
Minimum \| Annualized prepayment rate
Fair Value Inputs Assets And Liabilities Quantitative Information [Line Items]
Measurement input, percent	13.40%	15.60%
Maximum \| Discount rate
Fair Value Inputs Assets And Liabilities Quantitative Information [Line Items]
Measurement input, percent	12.80%	21.80%
Maximum \| Annualized net charge-off rate
Fair Value Inputs Assets And Liabilities Quantitative Information [Line Items]
Measurement input, percent	19.80%	20.20%
Maximum \| Annualized prepayment rate
Fair Value Inputs Assets And Liabilities Quantitative Information [Line Items]
Measurement input, percent	27.20%	21.40%
Weighted- Average \| Discount rate
Fair Value Inputs Assets And Liabilities Quantitative Information [Line Items]
Measurement input, percent	10.60%	10.50%
Weighted- Average \| Annualized net charge-off rate
Fair Value Inputs Assets And Liabilities Quantitative Information [Line Items]
Measurement input, percent	6.60%	6.60%
Weighted- Average \| Annualized prepayment rate
Fair Value Inputs Assets And Liabilities Quantitative Information [Line Items]
Measurement input, percent	19.80%	19.30%