Securitization Transactions (Schedule of Residential Loan Securitizations) (Details) - Non-QM loan securitization $ in Thousands	3 Months Ended
	Mar. 31, 2024 USD ($)
November 2019
Securitization Transactions [Line Items]
Total Face Amount of Certificates Issued	$ 267,255
June 2020
Securitization Transactions [Line Items]
Total Face Amount of Certificates Issued	259,273
October 2020
Securitization Transactions [Line Items]
Total Face Amount of Certificates Issued	219,732
February 2021
Securitization Transactions [Line Items]
Total Face Amount of Certificates Issued	251,771
June 2021
Securitization Transactions [Line Items]
Total Face Amount of Certificates Issued	331,777
October 2021
Securitization Transactions [Line Items]
Total Face Amount of Certificates Issued	257,645
January 2022
Securitization Transactions [Line Items]
Total Face Amount of Certificates Issued	417,188
April 2022
Securitization Transactions [Line Items]
Total Face Amount of Certificates Issued	425,651
July 2022
Securitization Transactions [Line Items]
Total Face Amount of Certificates Issued	345,652
The Company [Member] | November 2019
Securitization Transactions [Line Items]
Principal Balance of Loans Transferred to the Depositor	267,255
The Company [Member] | June 2020
Securitization Transactions [Line Items]
Principal Balance of Loans Transferred to the Depositor	259,273
The Company [Member] | October 2020
Securitization Transactions [Line Items]
Principal Balance of Loans Transferred to the Depositor	219,732
The Company [Member] | February 2021
Securitization Transactions [Line Items]
Principal Balance of Loans Transferred to the Depositor	251,771
The Company [Member] | June 2021
Securitization Transactions [Line Items]
Principal Balance of Loans Transferred to the Depositor	331,777
The Company [Member] | October 2021
Securitization Transactions [Line Items]
Principal Balance of Loans Transferred to the Depositor	257,645
The Company [Member] | January 2022
Securitization Transactions [Line Items]
Principal Balance of Loans Transferred to the Depositor	417,188
The Company [Member] | April 2022
Securitization Transactions [Line Items]
Principal Balance of Loans Transferred to the Depositor	425,651
The Company [Member] | July 2022
Securitization Transactions [Line Items]
Principal Balance of Loans Transferred to the Depositor	$ 345,652