Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	No Par, Common Stock	Accumulated Deficit	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)	(3,220)		(3,220)
Repurchase of common stock	(16)	$ (16)
Repurchase of common stock (in shares)		(4,706)
Restricted stock unit expense, net	475	$ 475
Restricted stock unit expense, net (in shares)		10,000
Other comprehensive income (loss)	3,316			3,316
Balance at end of period at Jun. 30, 2020	43,280	$ 92,275	(52,800)	3,805
Balance at ending of period (in shares) at Jun. 30, 2020		9,598,155
Balance at beginning of period at Mar. 31, 2020	36,538	$ 92,053	(54,305)	(1,210)
Balance at beginning of period (in shares) at Mar. 31, 2020		9,592,161
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	1,505		1,505
Repurchase of common stock	(14)	$ (14)
Repurchase of common stock (in shares)		(4,006)
Restricted stock unit expense, net	236	$ 236
Restricted stock unit expense, net (in shares)		10,000
Other comprehensive income (loss)	5,015			5,015
Balance at end of period at Jun. 30, 2020	43,280	$ 92,275	(52,800)	3,805
Balance at ending of period (in shares) at Jun. 30, 2020		9,598,155
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)	916		916
Repurchase of common stock	(7)	$ (7)
Repurchase of common stock (in shares)		(2,307)
Stock-based compensation expense	133	$ 133
Stock-based compensation expense, Shares		10,000
Other comprehensive income (loss)	(1,571)			(1,571)
Balance at end of period at Jun. 30, 2021	43,884	$ 92,612	(48,069)	(659)
Balance at ending of period (in shares) at Jun. 30, 2021		9,689,421
Balance at beginning of period at Mar. 31, 2021	36,976	$ 92,552	(53,621)	(1,955)
Balance at beginning of period (in shares) at Mar. 31, 2021		9,681,728
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	5,552		5,552
Repurchase of common stock	(7)	$ (7)
Repurchase of common stock (in shares)		(2,307)
Stock-based compensation expense	67	$ 67
Stock-based compensation expense, Shares		10,000
Other comprehensive income (loss)	1,296			1,296
Balance at end of period at Jun. 30, 2021	$ 43,884	$ 92,612	$ (48,069)	$ (659)
Balance at ending of period (in shares) at Jun. 30, 2021		9,689,421