Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (2,797)	$ 1,052	$ (499)	$ 3,239
Components of other comprehensive income (loss):
Unrealized holding gain (loss) on available-for-sale securities	(599)	470	(1,120)	2,624
Tax effect	126	(99)	235	(551)
Reclassification adjustment for debt securities gains realized in net income	0	0	0	(110)
Tax effect	0	0	0	23
Total other comprehensive income (loss)	(473)	371	(885)	1,986
Total comprehensive income (loss)	$ (3,270)	$ 1,423	$ (1,384)	$ 5,225