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	797	0	0	0	$ 797
Issuance of restricted stock	$ 0	0	0	0	0	0
Issuance of restricted stock (in shares)	114,075
Purchase of vested stock for employee payroll tax	$ 0	(25)	0	0	0	(25)
Purchase of vested stock for employee payroll tax (in shares)	(4,856)
Repurchase of common stock	$ (1)	(2,737)	0	0	0	(2,738)
Repurchase of common stock (in shares)	(712,690)
Net income	$ 0	0	0	1,354	0	1,354	[1]
Foreign currency translation adjustments, net of tax	0	0	0	0	(81)	(81)
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	1,060	0	0	0	$ 1,060
Issuance of restricted stock	$ 0	0	0	0	0	0
Issuance of restricted stock (in shares)	140,277
Purchase of vested stock for employee payroll tax	$ 0	0	0	0	0	0
Purchase of vested stock for employee payroll tax (in shares)	(34,362)
Repurchase of common stock	$ (1)	(1,797)	0	0	0	(1,798)
Repurchase of common stock (in shares)	(360,100)
Net income	$ 0	0	0	1,227	0	1,227	[1]
Foreign currency translation adjustments, net of tax	0	0	0	0	(527)	(527)
Balance at Dec. 31, 2022	$ 23	$ 3,222	$ (9,773)	$ 59,891	$ (1,900)	$ 51,463
Balance (in shares) at Dec. 31, 2022						8,293,150

[1] For the years ended December 31, 2022 and 2021, there were 90,748 and 168,735, respectively, shares excluded from the diluted EPS calculation because the impact of their assumed vesting would be anti-dilutive.