Loans Held for Sale, at Fair Value - Fair Value Adjustments on Loans Held for Sale (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Accounts and Financing Receivables, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance [Abstract]
Interest income on loans held for sale	$ 5,162	$ 2,953	$ 10,106	$ 7,934
Gains (loss) recognized on change in fair value on loans held for sale	$ 10,862	$ 1,786	$ 11,827	$ 5,821