Shareholders' equity - Narrative (Details) - USD ($) |
3 Months Ended | 6 Months Ended | 78 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|---|
Aug. 03, 2024 |
May 04, 2024 |
Jul. 29, 2023 |
Apr. 29, 2023 |
Aug. 03, 2024 |
Jul. 29, 2023 |
Aug. 03, 2024 |
Mar. 20, 2024 |
Feb. 03, 2024 |
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| Class of Stock [Line Items] | |||||||||
| Amount of preferred dividends in arrears | $ 0 | $ 0 | $ 0 | $ 0 | |||||
| Amount repurchased | 39,800,000 | $ 7,400,000 | $ 43,300,000 | $ 39,100,000 | |||||
| 2017 Program | |||||||||
| Class of Stock [Line Items] | |||||||||
| Stock repurchase program, authorized amount | $ 1,900,000,000 | ||||||||
| Remaining authorized repurchase amount | $ 813,800,000 | 813,800,000 | $ 813,800,000 | $ 661,000,000 | |||||
| Stock Repurchase Program, Increase to Authorized Amount | $ 200,000,000 | ||||||||
| Amount repurchased | $ 47,200,000 | $ 82,400,000 | $ 1,300,000,000 | ||||||
| X | ||||||||||
- Definition Stock Repurchase Program, Increase to Authorized Amount No definition available.
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| X | ||||||||||
- Definition Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Aggregate amount of cumulative preferred dividends in arrears. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount remaining authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. No definition available.
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| X | ||||||||||
- Definition Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Details
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