Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2021	Mar. 31, 2020
Net income (loss)		$ 4,112	$ (818)
Securities available for sale:
Unrealized holding gains (losses)		(917)	1,564
Related tax effects		119	0
Net-of-tax amount		(798)	1,564
Related tax effects		0	0
Net-of-tax amount		4	(3)
Total other comprehensive income (loss)		(794)	1,561
Comprehensive income		3,318	743
Supplemental Retirement Plan [Member]
Securities available for sale:
Actuarial losses	[1]	12	9
Prior service credits	[1]	(8)	(12)
Net change in supplemental retirement plan		$ 4	$ (3)

[1] Amounts are included in other non-interest expenses in the consolidated statements of operations.