Loans - Narrative (Details) $ in Thousands	3 Months Ended		11 Months Ended
	Mar. 31, 2022 USD ($) contract	Mar. 31, 2021 USD ($) contract	Dec. 31, 2021 USD ($)
Financing Receivable, Troubled Debt Restructuring [Line Items]
Net deferred costs	$ 27,600		$ 31,000
Accrued interest receivable	15,500		14,700
Interest income from securities with no related allowance	800	$ 200
Allowance for credit loss on TDRs	$ 200	$ 200
Number of loans under trouble debt restructuring | contract	1	0
Amount of loans in default	$ 33
Interest income related to impaired loans with impairment measured on present value of expected future cash flows	5	$ 5
Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Remaining fair value adjustment for loans acquired	$ 24,100		$ 23,100
Percentage of fair value adjustment for loans acquired	1.90%		2.30%
Portfolio Loans | Paycheck Protection Program
Financing Receivable, Troubled Debt Restructuring [Line Items]
Net deferred fees	$ 1,000		$ 2,400