XML 46 R34.htm IDEA: XBRL DOCUMENT
v3.22.1

Fair Value Measurements (Tables) | 3 Months Ended
--- | ---
Apr. 30, 2022
Fair Value Measurements |
Estimated Fair Value and Carrying Value of Notes | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | APRIL 30, | ​ | JANUARY 29,
​ | ​ | 2022 | ​ | 2022
​ |  | ​ |  | PRINCIPAL |  | ​ |  | PRINCIPAL
​ | ​ | FAIR | ​ | CARRYING | ​ | FAIR | ​ | CARRYING
​ | ​ | VALUE | ​ | VALUE(1) | ​ | VALUE | ​ | VALUE(1)
​ | ​ | (in thousands)
Convertible senior notes due 2023 | ​ | $ | 18,692 | ​ | $ | 19,778 | ​ | $ | 70,857 | ​ | $ | 68,706
Convertible senior notes due 2024 | ​ |  | 70,801 | ​ | ​ | 80,880 | ​ |  | 198,087 | ​ |  | 189,297
(1) | The carrying value as of April 30, 2022 represents the principal amount of the 2023 Notes and 2024 Notes following our adoption of ASU 2020-06 in the first quarter of fiscal 2022 (refer to Note 2—Recently Issued Accounting Standards). The carrying value as of January 29, 2022 represents the principal amount less the equity component of the 2023 Notes and 2024 Notes classified in stockholders’ equity, which was required prior to the adoption of ASU 2020-06. The carrying value in both periods excludes the discounts upon original issuance, discounts and commissions payable to the initial purchasers and third party offering costs, as applicable.

X
- References No definition available. + Details
Name: | us-gaap_FairValueDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of information pertaining to carrying amount and estimated fair value of short-term and long-term debt instruments or arrangements, including but not limited to, identification of terms, features, and collateral requirements. + References No definition available. + Details
Name: | us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration