Loans Held for Sale - Delinquent and Non-performing Loans Sold During the Period Indicated (Details) - Nonperforming Financial Instruments [Member] $ in Thousands	3 Months Ended
	Mar. 31, 2022 loan	Mar. 31, 2021 USD ($) loan
Loans sold | loan	0	14
Proceeds		$ 8,249
Net Recoveries (Charge-offs)		(121)
Net gain		$ 31
Multi-family Residential Portfolio Segment [Member]
Loans sold | loan		5
Proceeds		$ 2,906
Net Recoveries (Charge-offs)		(43)
Net gain		$ 5
Commercial Real Estate
Loans sold | loan		3
Proceeds		$ 3,036
Net Recoveries (Charge-offs)		(64)
Net gain		$ 17
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member]
Loans sold | loan		6
Proceeds		$ 2,307
Net Recoveries (Charge-offs)		(14)
Net gain		$ 9