Income Taxes (Income Tax Expense Reconciliation) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023
Income Tax Disclosure [Abstract]
Statutory	$ 6,140	$ 1,689
State taxes (net of federal tax)	1,346	746
Change in valuation allowance	(613)	(10,546)
State rate adjustment	164	6
Change in unrecognized tax benefits	34	35
Stock compensation	16	(397)
Expirations of attributes	56	17
Permanent differences	69	(13)
Return to provision true-up	118	(41)
Income tax expense (benefit)	$ 7,330	$ (8,504)