Revenue, Deferred Revenue and Remaining Performance Obligations - Changes in Deferred Revenue (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Oct. 31, 2022 |
Oct. 31, 2021 |
Oct. 31, 2022 |
Oct. 31, 2021 |
|
| Movement in Deferred Revenue [Roll Forward] | ||||
| Beginning Balance | $ 1,844,152 | $ 1,164,357 | $ 1,529,321 | $ 911,895 |
| Additions to deferred revenue | 752,269 | 503,890 | 2,090,087 | 1,396,885 |
| Recognition of deferred revenue | (580,882) | (380,051) | (1,603,869) | (1,020,584) |
| Ending Balance | $ 2,015,539 | $ 1,288,196 | $ 2,015,539 | $ 1,288,196 |