Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Preferred Stock [Member]	Preferred Stock [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Common Stock [Member]	Common Stock [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Additional Paid-in Capital [Member]	Additional Paid-in Capital [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	AOCI Attributable to Parent [Member]	AOCI Attributable to Parent [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Retained Earnings [Member]	Retained Earnings [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Total		Cumulative Effect, Period of Adoption, Adjustment [Member]
Balance at Dec. 31, 2022	$ 250		$ 27		$ 16,347		$ (370)		$ 11,826		$ 28,080
Balance, shares at Dec. 31, 2022	250,000		2,691,000
Net income (loss)									2,522		2,522
Foreign currency translation adjustment							(318)				(318)
Stock option exercises					155						155
Stock option exercises, shares			46,000
Compensation on stock-based awards					299						299
Compensation on stock-based awards, shares
Balance at Sep. 30, 2023	$ 250		$ 27		16,801		(688)		14,318	$ (30)	30,708		$ (30)
Balance, shares at Sep. 30, 2023	250,000		2,737,000
Balance at Jun. 30, 2023	$ 250		$ 27		16,712		(611)		13,111		29,489
Balance, shares at Jun. 30, 2023	250,000		2,737,000
Net income (loss)									1,207		1,207
Foreign currency translation adjustment							(77)				(77)
Stock option exercises					9						9
Stock option exercises, shares
Compensation on stock-based awards					80						80
Compensation on stock-based awards, shares
Balance at Sep. 30, 2023	$ 250		$ 27		16,801		(688)		14,318	$ (30)	30,708		$ (30)
Balance, shares at Sep. 30, 2023	250,000		2,737,000
Balance at Dec. 31, 2023	$ 250		$ 27		16,929		(532)		18,670		35,344	[1]
Balance, shares at Dec. 31, 2023	250,000		2,740,000
Net income (loss)									183		183
Foreign currency translation adjustment							(135)				(135)
Stock option exercises			$ 1		30						$ 31
Stock option exercises, shares			22,000								5,500
Compensation on stock-based awards					334						$ 334
Stock repurchases					(67)						(67)
Stock repurchases, shares			(6,000)
Balance at Sep. 30, 2024	$ 250		$ 28		17,226		(667)		18,853		35,690
Balance, shares at Sep. 30, 2024	250,000		2,756,000
Balance at Jun. 30, 2024	$ 250		$ 28		17,165		(890)		19,592		36,145
Balance, shares at Jun. 30, 2024	250,000		2,762,000
Net income (loss)									(739)		(739)
Foreign currency translation adjustment							223				223
Compensation on stock-based awards					128						128
Compensation on stock-based awards, shares
Stock repurchases					(67)						(67)
Stock repurchases, shares			(6,000)
Balance at Sep. 30, 2024	$ 250		$ 28		$ 17,226		$ (667)		$ 18,853		$ 35,690
Balance, shares at Sep. 30, 2024	250,000		2,756,000

[1] The balance sheet as of December 31, 2023 has been derived from the consolidated audited financial statements at that date.