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v3.23.2

Convertible Senior Notes, Net - Narrative (Details) $ / shares in Units, $ in Thousands, shares in Millions |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
May 15, 2023 tradingDay | Jul. 31, 2023 USD ($) shares | Jul. 31, 2022 USD ($) | Jul. 31, 2023 USD ($) shares | Jul. 31, 2022 USD ($) | Feb. 28, 2018 $ / shares
Debt Instrument [Line Items] |  |  |  |  |  |
Gain on early extinguishment of debt |  | $ 42,000 | $ 0 | $ 73,000 | $ 0 |
Value of shares issuable under warrants granted (in dollars per share) | $ / shares |  |  |  |  |  | $ 68.06
Threshold trading days | tradingDay | 80 |  |  |  |  |
Warrants settled (in shares) | shares |  | 0.7 |  | 0.7 |  |
Payments for repurchase of Warrants |  | $ 4,000 |  | $ 4,000 | $ 0 |
Number of warrants outstanding (in shares) | shares |  | 0.4 |  | 0.4 |  |
Senior Notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Gain on early extinguishment of debt |  | $ 42,000 |  | $ 73,000 |  |
Senior Notes | 2025 Notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt repurchased, principal amount |  | 142,000 |  | 508,000 |  |
Debt repurchase, cash portion |  | 130,000 |  | 462,000 |  |
Senior Notes | 2026 Notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt repurchased, principal amount |  | 242,000 |  | 242,000 |  |
Debt repurchase, cash portion |  | $ 209,000 |  | $ 209,000 |  |

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