Stock Incentive Plan - Summary of Stock Options Under Stock Incentive Plan (Details) - USD ($) $ / shares in Units, $ in Thousands		9 Months Ended
	Jan. 31, 2023	Oct. 31, 2023
Share-Based Payment Arrangement [Abstract]
Number of Shares, Beginning Balance		530,000
Number of Shares, Forfeited or expired		(65,000)
Number of Shares, Ending Balance	530,000	465,000
Number of Shares, Exercisable		465,000
Weighted Average Exercise Price, Beginning Balance		$ 0.56
Weighted Average Exercise Price, Exercised		0.36
Weighted Average Exercise Price, Ending Balance	$ 0.56	0.59
Weighted Average Exercise Price, Exercisable		$ 0.59
Weighted Average Remaining Contractual Term, Outstanding	3 years 9 months 18 days	3 years 1 month 6 days
Weighted Average Remaining Contractual Term, Forfeitures or expired		2 years 4 months 24 days
Weighted Average Remaining Contractual Term, Exercisable		3 years 1 month 6 days
Intrinsic Value of Outstanding Options, Beginning Balance		$ 773
Intrinsic Value of Outstanding Options, Ending Balance	$ 773