Income taxes - Schedule of Activity of Unrecognized Tax Benefits (Detail) - USD ($) $ in Millions |
12 Months Ended | ||
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Jan. 31, 2026 |
Feb. 01, 2025 |
Feb. 03, 2024 |
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| Unrecognized Tax Benefits [Roll Forward] | |||
| Unrecognized tax benefits, beginning of period | $ 28.1 | $ 26.0 | $ 85.9 |
| Increases related to current year tax positions | 0.5 | 1.4 | 1.5 |
| Increases related to prior year tax positions | 1.6 | 1.9 | 0.0 |
| Settlements with tax authorities | 0.0 | 0.0 | (59.6) |
| Lapse of statute of limitations | (1.7) | (1.2) | (1.8) |
| Foreign currency translation | 0.1 | 0.0 | 0.0 |
| Unrecognized tax benefits, end of period | $ 28.6 | $ 28.1 | $ 26.0 |
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of increase in unrecognized tax benefits resulting from foreign currency translation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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