Treasury Stock - Additional Information (Details) - USD ($)	3 Months Ended		9 Months Ended
	Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2024	Oct. 31, 2023	Dec. 05, 2024	Nov. 23, 2021
Equity Class Of Treasury Stock [Line Items]
Stock repurchase program, total cost of shares repurchased	$ 1,542,000	$ 1,916,000	$ 2,628,000	$ 2,349,000
Surrender of Shares by Employee
Equity Class Of Treasury Stock [Line Items]
Stock repurchase program, number of shares repurchased			42,388	2,799
November 23, 2021 Share repurchase Program
Equity Class Of Treasury Stock [Line Items]
Stock repurchase program, number of shares authorized						$ 50,000,000
Stock repurchase program, total cost of shares repurchased			$ 2,600,000
Stock repurchase program, number of shares repurchased			120,000
Stock repurchase program, average per share price of shares repurchased			$ 21.9
Stock repurchase program, remaining authorized repurchase amount	15,200,000		$ 15,200,000
March 25, 2021 and November 23, 2021 Share Repurchase Program
Equity Class Of Treasury Stock [Line Items]
Stock repurchase program, total cost of shares repurchased				$ 2,300,000
Stock repurchase program, number of shares repurchased				85,722
Stock repurchase program, average per share price of shares repurchased				$ 27.4
December 5, 2024 Share Repurchase Program
Equity Class Of Treasury Stock [Line Items]
Stock repurchase program, number of shares authorized	$ 50,000,000		$ 50,000,000
December 5, 2024 Share Repurchase Program | Subsequent Event
Equity Class Of Treasury Stock [Line Items]
Stock repurchase program, number of shares authorized					$ 50,000,000