Schedule II - Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2026	Jan. 31, 2025
Allowance for doubtful accounts
Valuation and Qualifying Accounts Disclosure
Valuation Allowances and Reserves, Beginning Balance	$ 200	$ 200
Valuation Allowances and Reserves, Charged to (Reduced from) Expenses	53	0
Valuation Allowances and Reserves, Deductions from Reserves	53	0
Valuation Allowances and Reserves, Ending Balance	200	200
Product, general, workers’ compensation and automobile liability reserves
Valuation and Qualifying Accounts Disclosure
Valuation Allowances and Reserves, Beginning Balance	900	770
Valuation Allowances and Reserves, Charged to (Reduced from) Expenses	916	968
Valuation Allowances and Reserves, Deductions from Reserves	966	838
Valuation Allowances and Reserves, Ending Balance	$ 850	$ 900