Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in-Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income (Loss)
Beginning Balance at Dec. 31, 2019	$ 36,873	$ 45	$ 45,449	$ (8,610)	$ (11)
Beginning Balance,shares at Dec. 31, 2019		4,545,297
Net income (loss)	(2,158)			(2,158)
Stock-based compensation	42		42
Other comprehensive income (loss)	133				133
Ending Balance at Jun. 30, 2020	34,890	$ 45	45,491	(10,768)	122
Ending Balance, Shares at Jun. 30, 2020		4,545,297
Beginning Balance at Mar. 31, 2020	34,373	$ 45	45,470	(11,207)	65
Beginning Balance,shares at Mar. 31, 2020		4,545,297
Net income (loss)	439			439
Stock-based compensation	21		21
Other comprehensive income (loss)	57				57
Ending Balance at Jun. 30, 2020	34,890	$ 45	45,491	(10,768)	122
Ending Balance, Shares at Jun. 30, 2020		4,545,297
Beginning Balance at Dec. 31, 2020	40,334	$ 50	50,516	(10,374)	142
Beginning Balance,shares at Dec. 31, 2020		4,967,089
Proceeds from exercise of stock options	10		10
Proceeds from exercise of stock options , Shares		1,000
Net income (loss)	3,167			3,167
Stock-based compensation	41		41
Other comprehensive income (loss)	(75)				(75)
Ending Balance at Jun. 30, 2021	43,477	$ 50	50,567	(7,207)	67
Ending Balance, Shares at Jun. 30, 2021		4,968,089
Beginning Balance at Mar. 31, 2021	43,081	$ 50	50,547	(7,609)	93
Beginning Balance,shares at Mar. 31, 2021		4,968,089
Net income (loss)	402			402
Stock-based compensation	20		20
Other comprehensive income (loss)	(26)				(26)
Ending Balance at Jun. 30, 2021	$ 43,477	$ 50	$ 50,567	$ (7,207)	$ 67
Ending Balance, Shares at Jun. 30, 2021		4,968,089