Unaudited Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2024	Apr. 30, 2023
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 2,140	$ (1,442)
Other comprehensive loss:
Pension adjustments, net of tax effect	(28)	0
Net comprehensive income (loss)	$ 2,112	$ (1,442)