Borrowings, Liabilities Securities Sold under Agreements to Repurchase (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Mar. 31, 2022
Repurchase Agreements [Abstract]
Securities sold under agreements to repurchase	$ 51,960	$ 56,003
Securities collateral pledged	$ 53,200	61,900
Weighted average rate on repurchase agreements	0.10%
U.S. Government Agency Securities [Member]
Repurchase Agreements [Abstract]
Securities collateral pledged	$ 13,300	22,300
Mortgage Backed Securities [Member]
Repurchase Agreements [Abstract]
Securities collateral pledged	39,900	33,500
Federal Agency CMO [Member]
Repurchase Agreements [Abstract]
Securities collateral pledged	4,200	4,100
SBA Pools [Member]
Repurchase Agreements [Abstract]
Securities collateral pledged	$ 9,800	$ 2,000