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, 2020	$ 44,413	$ 92,486	$ (48,985)	$ 912
Balance at beginning of period (in shares) at Dec. 31, 2020		9,681,728
Net income (loss)	(293)		(293)
Repurchase of common stock	(11)	$ (11)
Repurchase of common stock (in shares)		(3,547)
Stock-based compensation expense	184	$ 184
Stock-based compensation expense, Shares		27,975
Other comprehensive income (loss)	(2,185)			(2,185)
Balance at end of period at Sep. 30, 2021	42,108	$ 92,659	(49,278)	(1,273)
Balance at ending of period (in shares) at Sep. 30, 2021		9,706,156
Balance at beginning of period at Jun. 30, 2021	43,884	$ 92,612	(48,069)	(659)
Balance at beginning of period (in shares) at Jun. 30, 2021		9,689,421
Net income (loss)	(1,209)		(1,209)
Repurchase of common stock	(4)	$ (4)
Repurchase of common stock (in shares)		(1,240)
Stock-based compensation expense	51	$ 51
Stock-based compensation expense, Shares		17,975
Other comprehensive income (loss)	(614)			(614)
Balance at end of period at Sep. 30, 2021	42,108	$ 92,659	(49,278)	(1,273)
Balance at ending of period (in shares) at Sep. 30, 2021		9,706,156
Balance at beginning of period at Dec. 31, 2021	40,503	$ 92,692	(50,079)	(2,110)
Balance at beginning of period (in shares) at Dec. 31, 2021		9,707,817
Net income (loss)	(12,792)		(12,792)
Repurchase of common stock	11	$ 11
Repurchase of common stock (in shares)		(1,493)
Issuance of common stock private placement	5,000	$ 5,000
Issuance of common stock private placement (in shares)		2,500,000
Stock-based compensation expense	154	$ 154
Stock-based compensation expense, Shares		9,000
Other comprehensive income (loss)	(16,711)			(16,711)
Balance at end of period at Sep. 30, 2022	16,165	$ 97,857	(62,871)	(18,821)
Balance at ending of period (in shares) at Sep. 30, 2022		12,215,324
Balance at beginning of period at Jun. 30, 2022	16,977	$ 92,799	(61,348)	(14,474)
Balance at beginning of period (in shares) at Jun. 30, 2022		9,715,324
Net income (loss)	(1,523)		(1,523)
Issuance of common stock private placement	5,000	$ 5,000
Issuance of common stock private placement (in shares)		2,500,000
Stock-based compensation expense	58	$ 58
Other comprehensive income (loss)	(4,347)			(4,347)
Balance at end of period at Sep. 30, 2022	$ 16,165	$ 97,857	$ (62,871)	$ (18,821)
Balance at ending of period (in shares) at Sep. 30, 2022		12,215,324