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Debt - Convertible Senior Notes (Details) |  |  |  |  | 12 Months Ended |  |
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Aug. 01, 2025 USD ($) | Jun. 13, 2025 USD ($) D $ / shares shares | Jun. 18, 2021 USD ($) $ / shares shares | Jun. 15, 2021 $ / shares | Aug. 01, 2025 USD ($) D shares | Jun. 10, 2025 $ / shares | Aug. 02, 2024 USD ($)
Convertible Senior Notes |  |  |  |  |  |  |
Proceeds from issuance of convertible senior notes |  |  |  |  | $ 335,238,000 |  |
Repurchase of convertible senior notes |  |  |  |  | 145,875,000 |  |
Gain on extinguishment of debt |  |  |  |  | $ 3,186,000 |  |
Effective interest rate percentage | 1.23% |  |  |  | 1.23% |  | 1.23%
0.625% Convertible Senior Notes Due 2026 |  |  |  |  |  |  |
Convertible Senior Notes |  |  |  |  |  |  |
Interest rate |  |  | 0.625% |  |  |  |
Maturity date |  |  | Jun. 15, 2026 |  |  |  |
Periodic interest payment frequency |  |  | semi-annually |  |  |  |
Period of special interest to be received in the event of default |  |  | 180 days |  |  |  |
Special interest rate to be received for first 90 days |  |  | 0.25% |  |  |  |
Special Interest rate to be received thereafter |  |  | 0.50% |  |  |  |
Conversion rate for per $1,000 principal amount of the Notes (in shares) | shares |  |  | 5.3153 |  | 6.3962 |  |
Conversion price (in dollars per share) | $ / shares |  |  | $ 188.14 |  |  |  |
Debt instrument, converted amount |  |  | $ 1,000,000 |  | $ 1,000,000 |  |
Proceeds from issuance of convertible senior notes |  |  | 291,000,000 |  |  |  |
Repurchase of convertible senior notes |  |  | 150,000,000 |  |  |  |
Gain on extinguishment of debt |  |  | $ 3,186,000 |  |  |  |
Common stock premium percentage |  |  | 25.00% | 25.00% |  |  |
Sale price per share (in dollars per share) | $ / shares |  |  |  | $ 150.51 |  |  |
Threshold percentage of stock price trigger |  |  |  |  | 130.00% |  |
Threshold trading days | D |  |  |  |  | 20 |  |
Threshold consecutive trading days | D |  |  |  |  | 30 |  |
Liability component |  |  |  |  |  |  |
Principal | $ 150,000,000 |  | $ 300,000,000 |  | $ 150,000,000 |  | $ 300,000,000
Less: Debt issuance costs | 822,000 |  |  |  | 822,000 |  | 3,419,000
Net carrying amount | 149,178,000 |  |  |  | $ 149,178,000 |  | $ 296,581,000
0.625% Convertible Senior Notes Due 2026 | Maximum |  |  |  |  |  |  |
Convertible Senior Notes |  |  |  |  |  |  |
Additional principal amount |  |  | 25,000,000 |  |  |  |
1.75% Convertible Senior Notes Due 2030 |  |  |  |  |  |  |
Convertible Senior Notes |  |  |  |  |  |  |
Principal |  | $ 345,000,000 |  |  |  |  |
Interest rate |  | 1.75% |  |  |  |  |
Periodic interest payment frequency |  | semi-annually |  |  |  |  |
Period of special interest to be received in the event of default |  | 180 days |  |  |  |  |
Special interest rate to be received for first 90 days |  | 0.25% |  |  |  |  |
Special Interest rate to be received thereafter |  | 0.50% |  |  |  |  |
Conversion rate for per $1,000 principal amount of the Notes (in shares) | shares |  | 13.8455 |  |  | 13.8455 |  |
Conversion price (in dollars per share) | $ / shares |  | $ 72.23 |  |  |  |  |
Debt instrument, converted amount | 1,000,000 | $ 1,000,000 |  |  |  |  |
Proceeds from issuance of convertible senior notes |  | $ 335,000,000 | $ 145,900,000 |  |  |  |
Common stock premium percentage |  | 32.50% |  |  |  |  |
Sale price per share (in dollars per share) | $ / shares |  |  |  |  |  | $ 54.51 |
Threshold percentage of stock price trigger |  | 130.00% |  |  |  |  |
Threshold trading days | D |  | 20 |  |  |  |  |
Threshold consecutive trading days | D |  | 30 |  |  |  |  |
Effective interest rate percentage |  | 2.33% |  |  |  |  |
Liability component |  |  |  |  |  |  |
Principal | 345,000,000 | $ 345,000,000 |  |  | $ 345,000,000 |  |
Less: Debt issuance costs | 9,543,000 |  |  |  | 9,543,000 |  |
Net carrying amount | $ 335,457,000 |  |  |  | $ 335,457,000 |  |
1.75% Convertible Senior Notes Due 2030 | Maximum |  |  |  |  |  |  |
Convertible Senior Notes |  |  |  |  |  |  |
Additional principal amount |  | $ 45,000,000 |  |  |  |  |

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