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Earnings Per Share and Cash Dividends - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands, shares in Millions
3 Months Ended 9 Months Ended
Oct. 31, 2025
Oct. 31, 2024
Oct. 31, 2025
Oct. 31, 2024
Dividends Payable [Line Items]        
Dilutive common stock equivalents were excluded from the computation of diluted earnings per share 0.4 0.8 0.8 0.7
Cash dividend declared and payable $ 0.35 $ 0.35 $ 1.05 $ 1.05
Dividends paid $ 7,749 $ 7,772 $ 23,306 $ 23,319
Quarterly Cash Dividend Q3 2026        
Dividends Payable [Line Items]        
Cash dividend declared and payable     $ 0.35  
Dividends paid     $ 23,300  
Quarterly Cash Dividend Q3 2025        
Dividends Payable [Line Items]        
Cash dividend declared and payable       $ 0.35
Dividends paid       $ 23,300