Unaudited Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2026	Jul. 31, 2025	Jul. 31, 2026	Jul. 31, 2025
Statement of Comprehensive Income [Abstract]
Net income	$ 8,613	$ 10,186	$ 5,836	$ 10,918
Other comprehensive loss:
Pension adjustments, net of tax adjustment	(206)	(67)	(413)	(134)
Net comprehensive income	$ 8,407	$ 10,119	$ 5,423	$ 10,784