Investment Securities, Gross Unrealized Losses for Available-for-Sale Securities (Details) - USD ($) $ in Thousands		Dec. 31, 2021	Dec. 31, 2020
Available-for-sale Securities, Continuous Unrealized Loss Positions [Abstract]
Less than 12 months, fair value		$ 61,652	$ 25,924
12 months or more, fair value		106,496	6,303
Fair value		168,148	32,227
Less than 12 months, unrealized losses		1,192	66
12 months or more, unrealized losses		4,227	93
Unrealized losses		5,419	159
U.S. Government-sponsored Securities [Member]
Available-for-sale Securities, Continuous Unrealized Loss Positions [Abstract]
Less than 12 months, fair value		183	1,741
12 months or more, fair value		2,007	6,126
Fair value		2,190	7,867
Less than 12 months, unrealized losses		0	3
12 months or more, unrealized losses		39	90
Unrealized losses		39	93
Mortgage-backed Securities [Member]
Available-for-sale Securities, Continuous Unrealized Loss Positions [Abstract]
Less than 12 months, fair value	[1]	61,469	20,142
12 months or more, fair value	[1]	104,489	177
Fair value	[1]	165,958	20,319
Less than 12 months, unrealized losses	[1]	1,192	45
12 months or more, unrealized losses	[1]	4,188	3
Unrealized losses	[1]	$ 5,380	48
Corporate Securities [Member]
Available-for-sale Securities, Continuous Unrealized Loss Positions [Abstract]
Less than 12 months, fair value			4,041
12 months or more, fair value			0
Fair value			4,041
Less than 12 months, unrealized losses			18
12 months or more, unrealized losses			0
Unrealized losses			$ 18

[1] All mortgage-backed securities were issued by an agency or government sponsored entity of the U.S. Government.