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Revenue recognition - ESP (Details) - USD ($) $ in Millions | Aug. 02, 2025 | May 03, 2025 | Feb. 01, 2025 | Aug. 03, 2024 | May 04, 2024 | Feb. 03, 2024
--- | --- | --- | --- | --- | --- | ---
Disaggregation of Revenue [Line Items] |  |  |  |  |  |
Total deferred revenue | $ 1,246.2 |  | $ 1,247.6 | $ 1,221.8 |  |
Current liabilities | 360.7 |  | 362.5 | 347.8 |  |
Non-current liabilities | 885.5 |  | 885.1 | 874.0 |  |
ESP deferred revenue |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |
Total deferred revenue | 1,170.5 | $ 1,171.9 | 1,170.8 | 1,146.1 | $ 1,153.7 | $ 1,158.7
Other Deferred Revenue |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |
Total deferred revenue | $ 75.7 |  | $ 76.8 | $ 75.7 |  |

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