Unaudited Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2025	Oct. 31, 2024
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (1,325)	$ 8,401	$ 9,592	$ 27,374
Other comprehensive loss:
Pension adjustments, net of tax adjustment	(68)	(9)	(202)	(56)
Net comprehensive (loss) income	$ (1,393)	$ 8,392	$ 9,390	$ 27,318