Consolidated Statements of Stockholders Equity (Unaudited) - USD ($) $ in Thousands	Common Stock Outstanding [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Treasury Stock, Common [Member]	Total
Balance (in shares) at Dec. 31, 2020	12,969,542
Balance at Dec. 31, 2020		$ 137	$ 92,935	$ 72,510	$ (16,320)	$ (6,805)	$ 142,457
Net income (loss)		0	0	(6,768)	0	0	(6,768)
Other comprehensive income (loss)		0	0	0	(142)	0	(142)
Issuance of common stock pursuant to the vesting of restricted stock units (in shares)	84,762
Issuance of common stock pursuant to the vesting of restricted stock units		1	0	0	0	0	1
Stock-based compensation		0	536	0	0	0	536
Purchase of treasury stock (in shares)	(72,563)
Purchase of treasury stock		0	0	0	0	(695)	(695)
Balance (in shares) at Dec. 31, 2021	12,981,741
Balance at Dec. 31, 2021		138	93,471	65,742	(16,462)	(7,500)	135,389
Net income (loss)		0	0	(1,474)	0	0	(1,474)
Other comprehensive income (loss)		0	0	0	(1,556)	0	(1,556)
Issuance of common stock pursuant to the vesting of restricted stock units (in shares)	37,500
Issuance of common stock pursuant to the vesting of restricted stock units		1	(1)	0	0	0	0
Stock-based compensation		0	418	0	0	0	418
Balance (in shares) at Mar. 31, 2022	13,019,241
Balance at Mar. 31, 2022		139	93,888	64,268	(18,018)	(7,500)	132,777
Balance (in shares) at Sep. 30, 2022	13,021,241
Balance at Sep. 30, 2022		139	94,667	49,654	(15,313)	(7,500)	121,647
Net income (loss)		0	0	(97)	0	0	(97)
Other comprehensive income (loss)		0	0	0	14	0	14
Issuance of common stock pursuant to the vesting of restricted stock units (in shares)	109,748
Issuance of common stock pursuant to the vesting of restricted stock units		1	0	0	0	0	1
Stock-based compensation		0	370	0	0	0	370
Balance (in shares) at Dec. 31, 2022	13,130,989
Balance at Dec. 31, 2022		140	95,037	49,557	(15,299)	(7,500)	121,935
Balance (in shares) at Sep. 30, 2022	13,021,241
Balance at Sep. 30, 2022		139	94,667	49,654	(15,313)	(7,500)	121,647
Net income (loss)							4,540
Other comprehensive income (loss)							(1,327)
Balance (in shares) at Mar. 31, 2023	13,171,489
Balance at Mar. 31, 2023		140	95,343	54,194	(16,640)	(7,500)	125,537
Balance (in shares) at Dec. 31, 2022	13,130,989
Balance at Dec. 31, 2022		140	95,037	49,557	(15,299)	(7,500)	121,935
Net income (loss)		0	0	4,637	0	0	4,637
Other comprehensive income (loss)		0	0	0	(1,341)	0	(1,341)
Issuance of common stock pursuant to the vesting of restricted stock units (in shares)	40,500
Issuance of common stock pursuant to the vesting of restricted stock units		0	0	0	0	0	0
Stock-based compensation		0	306	0	0	0	306
Balance (in shares) at Mar. 31, 2023	13,171,489
Balance at Mar. 31, 2023		$ 140	$ 95,343	$ 54,194	$ (16,640)	$ (7,500)	$ 125,537