Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	No Par, Common Stock	Retained Earnings (Accumulated)	Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period at Dec. 31, 2019	$ 42,725	$ 91,816	$ (49,580)	$ 489
Balance at beginning of period (in shares) at Dec. 31, 2019		9,592,861
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(4,725)		(4,725)
Repurchase of common stock	(2)	$ (2)
Repurchase of common stock (in shares)		(700)
Restricted stock unit expense, net	239	$ 239
Other comprehensive income (loss)	(1,699)			(1,699)
Balance at end of period at Mar. 31, 2020	36,538	$ 92,053	(54,305)	(1,210)
Balance at ending of period (in shares) at Mar. 31, 2020		9,592,161
Balance at beginning of period at Dec. 31, 2020	44,413	$ 92,486	(48,985)	912
Balance at beginning of period (in shares) at Dec. 31, 2020		9,681,728
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(4,636)		(4,636)
Stock-based compensation expense	66	$ 66
Other comprehensive income (loss)	(2,867)			(2,867)
Balance at end of period at Mar. 31, 2021	$ 36,976	$ 92,552	$ (53,621)	$ (1,955)
Balance at ending of period (in shares) at Mar. 31, 2021		9,681,728