Securitization Transactions (Schedule of Non-Consolidated Non-QM Securitizations (Details) - Non-QM loan securitization, not consolidated $ in Thousands	3 Months Ended
	Mar. 31, 2023 USD ($)
December 2022
Securitization Transactions [Line Items]
Total Face Amount of Certificates Issued	$ 365,262
December 2022 | The Company [Member]
Securitization Transactions [Line Items]
Principal Balance of Loans Transferred to the Depositor	309,998
December 2022 | non-QM co-participant
Securitization Transactions [Line Items]
Principal Balance of Loans Transferred to the Depositor	55,264
February 2023
Securitization Transactions [Line Items]
Total Face Amount of Certificates Issued	330,367
February 2023 | The Company [Member]
Securitization Transactions [Line Items]
Principal Balance of Loans Transferred to the Depositor	176,218
February 2023 | non-QM co-participant
Securitization Transactions [Line Items]
Principal Balance of Loans Transferred to the Depositor	$ 154,149