Unearned Revenue and Performance Obligations - Narrative (Details) - USD ($) $ in Billions |
3 Months Ended | 9 Months Ended | ||
---|---|---|---|---|
Oct. 31, 2022 |
Oct. 31, 2021 |
Oct. 31, 2022 |
Oct. 31, 2021 |
|
Revenue from Contract with Customer [Abstract] | ||||
Subscription revenue recognized that was included in total unearned revenue balance at beginning of period | $ 1.2 | $ 1.0 | $ 2.7 | $ 2.2 |