Assets Purchased under Resale Agreements and Sold under Repurchase Agreements - Repurchase Agreements (Details) - USD ($)	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Amount of securities sold under repurchase agreements
Gross repurchase agreements	$ 0		$ 300,000,000
Average rate paid	4.00%	2.62%
Repurchase agreements’ extinguishment cost	$ 3,872,000	$ 0
Extinguishment of Securities Sold Under Agreements To Repurchase, Amount	$ 300,000,000