Condensed Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Paid-in Capital [Member]	Treasury Stock [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Dec. 31, 2020	$ 25	$ 5,924	$ (9,773)	$ 57,310	$ (1,292)	$ 52,194
Balance (in shares) at Dec. 31, 2020	9,150,806
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	$ 0	183	0	0	0	183
Vesting of restricted stock units	$ 0	0	0	0	0	0
Vesting of restricted stock units (in shares)	16,080
Repurchase of common stock	$ (1)	(1,674)	0	0	0	(1,675)
Repurchase of common stock (in shares)	(500,000)
Net income (loss)	$ 0	0	0	745	0	745
Foreign currency translation adjustments, net of tax	0	0	0	0	(33)	(33)
Balance at Mar. 31, 2021	$ 24	4,433	(9,773)	58,055	(1,325)	51,414
Balance (in shares) at Mar. 31, 2021	8,666,886
Balance at Dec. 31, 2020	$ 25	5,924	(9,773)	57,310	(1,292)	52,194
Balance (in shares) at Dec. 31, 2020	9,150,806
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)						1,269
Foreign currency translation adjustments, net of tax						(54)
Balance at Sep. 30, 2021	$ 24	4,828	(9,773)	58,579	(1,346)	52,312
Balance (in shares) at Sep. 30, 2021	8,663,921
Balance at Mar. 31, 2021	$ 24	4,433	(9,773)	58,055	(1,325)	51,414
Balance (in shares) at Mar. 31, 2021	8,666,886
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	$ 0	204	0	0	0	204
Purchase of vested stock for employee payroll tax withholding	$ 0	(15)	0	0	0	(15)
Purchase of vested stock for employee payroll tax withholding (in shares)	(2,965)
Net income (loss)	$ 0	0	0	540	0	540
Foreign currency translation adjustments, net of tax	0	0	0	0	69	69
Balance at Jun. 30, 2021	$ 24	4,622	(9,773)	58,595	(1,256)	52,212
Balance (in shares) at Jun. 30, 2021	8,663,921
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	$ 0	206	0	0	0	206
Net income (loss)	0	0	0	(16)	0	(16)
Foreign currency translation adjustments, net of tax	0	0	0	0	(90)	(90)
Balance at Sep. 30, 2021	$ 24	4,828	(9,773)	58,579	(1,346)	52,312
Balance (in shares) at Sep. 30, 2021	8,663,921
Balance at Dec. 31, 2021	$ 24	3,959	(9,773)	58,664	(1,373)	51,501
Balance (in shares) at Dec. 31, 2021	8,547,335
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	$ 0	340	0	0	0	340
Vesting of restricted stock units	$ 0	0	0	0	0	0
Vesting of restricted stock units (in shares)	47,423
Net income (loss)	$ 0	0	0	645	0	645
Foreign currency translation adjustments, net of tax	0	0	0	0	65	65
Balance at Mar. 31, 2022	$ 24	4,299	(9,773)	59,309	(1,308)	52,551
Balance (in shares) at Mar. 31, 2022	8,594,758
Balance at Dec. 31, 2021	$ 24	3,959	(9,773)	58,664	(1,373)	51,501
Balance (in shares) at Dec. 31, 2021	8,547,335
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)						779
Foreign currency translation adjustments, net of tax						(629)
Balance at Sep. 30, 2022	$ 23	2,972	(9,773)	59,443	(2,002)	50,663
Balance (in shares) at Sep. 30, 2022	8,235,512
Balance at Mar. 31, 2022	$ 24	4,299	(9,773)	59,309	(1,308)	52,551
Balance (in shares) at Mar. 31, 2022	8,594,758
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	$ 0	225	0	0	0	225
Vesting of restricted stock units	$ 0	0	0	0	0	0
Vesting of restricted stock units (in shares)	854
Repurchase of common stock	$ (1)	(1,797)	0	0	0	(1,798)
Repurchase of common stock (in shares)	(359,500)
Net income (loss)	$ 0	0	0	(589)	0	(589)
Foreign currency translation adjustments, net of tax	0	0	0	0	(253)	(253)
Balance at Jun. 30, 2022	$ 23	2,727	(9,773)	58,720	(1,561)	50,136
Balance (in shares) at Jun. 30, 2022	8,236,112
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	$ 0	248	0	0	0	248
Repurchase of common stock	$ 0	(3)	0	0	0	(3)
Repurchase of common stock (in shares)	(600)
Net income (loss)	$ 0	0	0	723	0	723
Foreign currency translation adjustments, net of tax	0	0	0	0	(441)	(441)
Balance at Sep. 30, 2022	$ 23	$ 2,972	$ (9,773)	$ 59,443	$ (2,002)	$ 50,663
Balance (in shares) at Sep. 30, 2022	8,235,512