Stockholders' Equity - Stock Option Activity (Detail) - $ / shares	12 Months Ended
	Jan. 31, 2023	Jan. 31, 2022
Equity [Abstract]
Shares, Outstanding at beginning of period	1,263,340
Shares, Granted	0
Shares, Forfeited	(538,756)
Shares, Outstanding at end of period	724,584	1,263,340
Shares, Vested and expected to vest at end of period	703,751
Shares, Options exercisable at end of period	397,083
Weighted Average Exercise Price, Outstanding at beginning of period	$ 1.40
Weighted Average Exercise Price, Forfeited	1.67
Weighted Average Exercise Price, Outstanding at end of period	1.21	$ 1.40
Weighted Average Exercise Price, Vested and expected to vest at end of period	1.20
Weighted Average Exercise Price, Options exercisable at end of period	$ 1.27
Weighted Average Remaining Contractual Term, Outstanding at beginning of period	8 years 18 days	8 years 8 months 1 day
Weighted Average Remaining Contractual Term, Vested and expected to vest at end of period	8 years 14 days
Weighted Average Remaining Contractual Term, Options exercisable at end of period	7 years 10 months 2 days