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Share repurchase program (Details) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended |  |
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Nov. 01, 2025 | Aug. 02, 2025 | May 03, 2025 | Nov. 02, 2024 | Aug. 03, 2024 | May 04, 2024 | Nov. 01, 2025 | Nov. 02, 2024 | Oct. 31, 2024 | Mar. 31, 2024
Share repurchase program |  |  |  |  |  |  |  |  |  |
Shares repurchased (in shares) |  |  |  |  |  |  | 1,658 | 1,869 |  |
Total cost of shares repurchased, including excise tax | $ 226,692 | $ 110,281 | $ 362,090 | $ 269,646 | $ 214,436 | $ 287,410 | $ 699,063 | $ 771,492 |  |
2024 Share Repurchase Program | Maximum |  |  |  |  |  |  |  |  |  |
Share repurchase program |  |  |  |  |  |  |  |  |  |
Authorized amount of share repurchase program |  |  |  |  |  |  |  |  | $ 3,000,000 | $ 2,000,000

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