Unaudited Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024
Statement of Comprehensive Income [Abstract]
Net income	$ 10,186	$ 16,833	$ 10,918	$ 18,973
Other comprehensive loss:
Pension adjustments, net of tax adjustment	(67)	(19)	(134)	(47)
Net comprehensive income	$ 10,119	$ 16,814	$ 10,784	$ 18,926