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Stock-Based Compensation - Modification Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended 18 Months Ended
Jul. 31, 2023
Jul. 31, 2023
Jan. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based payment arrangement, plan modification, incremental cost $ 2.0 $ 4.0  
Forecast      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based payment arrangement, plan modification, incremental cost     $ 2.2