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v3.25.0.1

Share-Based Awards, Purchase Plans and Compensation Cost (Narrative) (Details) $ / shares in Units, $ in Millions | 12 Months Ended
--- | ---
Dec. 27, 2024 USD ($) plan $ / shares shares | Dec. 29, 2023 USD ($) shares | Dec. 30, 2022 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Award expiration period | 10 years |  |
Stock Appreciation Plan Expense | $ | $ 2.0 | $ 2.0 | $ 0.2
Intrinsic value of exercisable option shares | $ | $ 243.0 |  |
Document Period End Date | Dec. 27, 2024 |  |
Exercisable option weighted average contractual term | 4 years |  |
Share options vested and expected to vest | 9,100,000 |  |
Aggregate intrinsic value of share options vested and expected to vest | $ | $ 265.0 |  |
Weighted average exercise price of share options vested and expected to vest (per share) | $ / shares | $ 55.60 |  |
Weighted average contractual term of share options vested and expected to vest | 5 years 2 months 12 days |  |
Employee stock purchase plan shares granted | 330,413 | 322,764 | 316,250
Total shares authorized | 36,000,000 |  |
Available for future issuance | 20,205,000 |  |
Unrecognized compensation cost related to unvested options | $ | $ 16.0 |  |
Weighted average recognition period for unvested options | 2 years 2 months 12 days |  |
Stock Incentive Plan (2019) |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Total shares authorized | 15,000,000 |  |
Available for future issuance | 9,095,000 |  |
Employee Stock Purchase Plan (2006) |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Share purchase price as percentage of fair value | 85.00% |  |
Total shares authorized | 21,000,000 |  |
Available for future issuance | 11,110,000 |  |
Stock purchase plan discount percentage | 15.00% |  |
Previous Share-Based Plans |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Number of plans replaced by subsequent plans | plan | 2 |  |
Available for future issuance | 0 |  |
Director | Stock Incentive Plan (2019) |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Shares issued under the plan | 9,940 | 11,150 | 12,055
Minimum |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Award vesting period | 3 years |  |
Maximum |  |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |  |
Award vesting period | 4 years |  |

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