Summary of Significant Accounting Policies - Reconciliation of Basic and Diluted Earnings Per Share to Net Income (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023
Numerator:
Net income attributable to common stockholders	$ 1,148	$ 1,721	$ 1,701	$ 3,095
Effect of dilutive securities:	0	21	0	49
Diluted net income	$ 1,148	$ 1,742	$ 1,701	$ 3,144
Denominator:
Weighted average common shares outstanding – basic (in shares)	37,336,000	36,855,000	37,298,000	36,628,000
Weighted average common shares outstanding and assumed conversion – diluted (in shares)	39,604,000	37,490,000	39,535,000	37,195,000
Basic net income per common share (in dollars per share)	$ 0.03	$ 0.05	$ 0.05	$ 0.09
Diluted net income per common share (in dollars per share)	$ 0.03	$ 0.05	$ 0.04	$ 0.08
Anti-dilutive securities excluded (in shares)	0	0	0	0
Restricted stock
Denominator:
Dilutive securities (in shares)	371,000	251,000	343,000	222,000
Performance stock awards
Denominator:
Dilutive securities (in shares)	1,840,000	0	1,840,000	0
Options
Denominator:
Dilutive securities (in shares)	57,000	384,000	54,000	345,000