v3.26.1
Fair Value Measurements - Narrative (Details) - USD ($)
3 Months Ended 6 Months Ended
Jul. 31, 2026
Jul. 31, 2025
Jul. 31, 2026
Jul. 31, 2025
Feb. 07, 2025
Fair Value Measurement Inputs and Valuation Techniques [Line Items]          
Equity securities without readily determinable fair value, upward price adjustment, annual amount     $ 0.0 $ 500,000  
Cumulative unrealized gains $ 700,000   700,000    
Impairment loss $ 0 $ 0 0 0  
Realized investment gains     $ 0.0 $ 1,200,000  
Sandbox          
Fair Value Measurement Inputs and Valuation Techniques [Line Items]          
Potential payment         $ 10,000,000.0