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Derivative Financial Instruments - Additional Information (Details)
€ in Millions, £ in Millions, SFr in Millions
3 Months Ended 9 Months Ended
Oct. 31, 2025
USD ($)
Oct. 31, 2024
USD ($)
Oct. 31, 2025
USD ($)
Oct. 31, 2024
USD ($)
Oct. 31, 2025
CHF (SFr)
Oct. 31, 2025
USD ($)
Oct. 31, 2025
EUR (€)
Oct. 31, 2025
GBP (£)
Jan. 31, 2025
USD ($)
Derivatives Fair Value [Line Items]                  
Cash flow hedge ineffectiveness $ 0   $ 0            
Net deferred gains on derivative financial instruments designated as cash flow hedges included in accumulated other comprehensive (loss)/income   $ 217,000   $ 217,000   $ 0     $ 0
Reclassify amounts from accumulated other comprehensive income/(loss) to net sales $ (900,000) $ (400,000) $ (1,700,000) $ (200,000)          
Derivatives Not Designated as Hedging Instrument | Foreign Exchange Forward                  
Derivatives Fair Value [Line Items]                  
Net forward contracts hedging portfolio         SFr 28.0 $ 37,400,000 € 22.2 £ 5.4  
Maximum | Derivatives Not Designated as Hedging Instrument | Foreign Exchange Forward                  
Derivatives Fair Value [Line Items]                  
Expiry dates ranging     Apr. 02, 2026