Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Common Stock [Member] Revision of Prior Period, Adjustment [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock, Common [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares)		8,151,754
Balance at Jan. 31, 2022		$ 82	$ 61,766	$ (2,295)	$ (1,992)	$ (3,104)	$ 54,457
Net income (loss)		0	0	5,945	0	0	5,945
Common stock issued under stock plans, net of shares used for tax withholding		0	(206)	0	0	0	(206)
Repurchase of common stock		0	0	0	(69)	0	(69)
Retirement of treasury stock		(2)		(2,033)	2,035		0
Stock-based compensation expense		0	1,002	0	0	0	1,002
Pension liability adjustment		0	0	0	0	1,247	1,247
Foreign currency translation adjustment		0	0	0	0	(4,592)	(4,592)
Balance at Jan. 31, 2023		$ 80	62,562	1,617	$ (26)	(6,449)	57,784
Balance (in shares) at Jan. 31, 2022		8,151,754
Treasury stock purchased (in shares)					(4,887)
Shares issued, net of shares used for tax withholding (in shares)		94,416
Balance (in shares) at Jan. 31, 2023	(234,281)	8,007,002
Balance (in shares)	(234,281)	8,007,002
Net income (loss)		$ 0	0	10,471	$ 0	0	10,471
Common stock issued under stock plans, net of shares used for tax withholding		0	(274)	0	0	0	(274)
Repurchase of common stock		0	0	0	(942)	0	(942)
Stock-based compensation expense		0	913	0	0	0	913
Foreign currency translation adjustment		0	0	0	0	898	898
Acquisition-related adjustment		0	(3,138)	0	0	0	(3,138)
Balance at Jan. 31, 2024		$ 80	$ 60,063	$ 12,088	$ (968)	$ (5,551)	$ 65,712
Treasury stock purchased (in shares)					0
Shares issued, net of shares used for tax withholding (in shares)		66,726
Balance (in shares) at Jan. 31, 2024	(56,947)	8,016,781
Balance (in shares)	(56,947)	8,016,781