Stock-Based Compensation - Summary of Stock Awards Activity (Details) - Stock Award Units $ / shares in Units, $ in Thousands	6 Months Ended
	Jul. 31, 2022 USD ($) $ / shares shares
Number of Stock Award Units
Stock Award Units, Beginning Balance | shares	296,283
Units granted | shares	112,767
Units vested | shares	(111,584)
Units forfeited | shares	(2,914)
Stock Award Units, Ending Balance | shares	294,552
Weighted Average Grant Date Fair Value
Weighted Average Grant Date Fair Value, Beginning Balance | $ / shares	$ 26.39
Units granted, Weighted Average Grant Date Fair Value | $ / shares	38.04
Units vested, Weighted Average Grant Date Fair Value | $ / shares	31.84
Units forfeited, Weighted Average Grant Date Fair Value | $ / shares	24.11
Weighted Average Grant Date Fair Value Ending Balance | $ / shares	$ 28.81
Weighted-Average Remaining Contractual Term (years)
Units outstanding, Weighted-Average Remaining Contractual Term (years)	2 years 2 months 12 days
Aggregate Intrinsic Value
Units outstanding, Aggregate Intrinsic Value | $	$ 10,009