Stockholders’ Equity - Summary of Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023
Options
Outstanding – beginning balance (in shares)	689,000
Granted (in shares)	0
Exercised (in shares)	(232,500)	(130,000)
Expired/forfeited (in shares)	$ (339,000)
Outstanding – ending balance (in shares)	117,500	689,000
Options exercisable (in shares)	5,000
Weighted Average Exercise Price
Outstanding – beginning balance (in dollars per share)	$ 0.77
Granted (in dollars per share)	0
Exercised (in dollars per share)	0.54	$ 1.00
Expired/forfeited (in dollars per share)	0.67
Outstanding – ending balance (in dollars per share)	1.48	$ 0.77
Options exercisable, weighted average exercise price (in dollars per share)	$ 1.48
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Additional Disclosures [Abstract]
Options outstanding, weighted average remaining contractual life (in years)	8 years 4 months 9 days	2 years 11 months 12 days
Options exercisable, weighted average remaining contractual life (in years)	8 years 4 months 9 days
Options outstanding, aggregate intrinsic value	$ 333	$ 545
Options exercisable, aggregate intrinsic value	$ 14