Financings - Borrowings under Repurchase Agreements Maturity Dates (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Certain characteristics of the Company's repurchase agreements
Repurchase Agreement Borrowings	$ 555,076	$ 617,189
1 to 29 days
Certain characteristics of the Company's repurchase agreements
Repurchase Agreement Borrowings	54,127	53,081
30 to 59 days
Certain characteristics of the Company's repurchase agreements
Repurchase Agreement Borrowings	30,257	370
60 to 89 days
Certain characteristics of the Company's repurchase agreements
Repurchase Agreement Borrowings	0	606
Greater than or equal to 90 days
Certain characteristics of the Company's repurchase agreements
Repurchase Agreement Borrowings	$ 470,692	$ 563,132