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Common Stock and Share-Based Compensation - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 27, 2025 | Dec. 28, 2024 | Dec. 30, 2023 | Oct. 02, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock options, contractual term | 5 years 9 months 21 days |  |  |
Other than options granted in period | 157,957 |  |  |
Stock option outstanding | 289,550 | 209,794 |  |
Weighted average fair value of stock awards | $ 231.55 |  |  |
Weighted average exercise price | $ 313.93 | $ 358.48 |  |
Expected dividends | 0.00% | 0.00% | 0.00% |
Estimated forfeiture rate for equity awards that do not vest on January 1st | 15.00% | 16.00% | 20.00% |
Restricted stock units and investment shares | 11.00% | 13.00% | 12.00% |
Total fair value of options vested in period | $ 5.1 |  |  |
Aggregate intrinsic value of stock options exercised in period | 0.3 | $ 0.7 | $ 6.6 |
Unrecognized compensation costs | $ 39.9 |  |  |
Unrecognized compensation costs, weighted average period | 1 year 8 months 12 days |  |  |
Option vested, number of shares | 46,927 | 32,823 | 27,640 |
Option vested, weighted average fair value | $ 343.91 | $ 381.95 | $ 341.57 |
Performance-Based Awards |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock option outstanding | 6,930 |  |  |
Non-Employee Director |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options granted in period | 3,276 | 4,430 | 2,941 |
Non-Employee Director | Maximum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock options, contractual term | 10 years |  |  |
Employee Stock Compensation Plan |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options granted in period | 165,187 | 21,205 | 58,054 |
Employee Stock Compensation Plan | Investment Share Program |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Vesting period | 5 years |  |  |
Share based compensation arrangement by share based payment award participants payment description | Participants may pay for these shares either up front or through payroll deductions over an eleven-month period during the year of purchase. |  |  |
Shares employees elected to purchase | 12,251 | 12,007 | 10,594 |
Employee Stock Compensation Plan | Minimum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Vesting period | 3 years |  |  |
Employee Stock Compensation Plan | Minimum | Investment Share Program |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Requirement tenure of employee for investment share program, purchase shares at discount | 1 year |  |  |
Discount from current market value | 0.00% |  |  |
Employee Stock Compensation Plan | Maximum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Vesting period | 5 years |  |  |
Stock options, contractual term | 10 years |  |  |
Employee Stock Compensation Plan | Maximum | Investment Share Program |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Discount from current market value | 40.00% |  |  |
Restricted Stock Units |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Other than options granted in period | 144,080 | 74,262 | 53,884 |
Restricted Stock Units | Non-Employee Director |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock options, contractual term | 1 year |  |  |
Stock issued during period, shares, restricted stock units | 1,626 | 1,997 | 1,442 |
Performance Based Stock Options |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options granted in period | 33,755 |  |  |
Other than options granted in period | 65,781 |  |  |
Service-Based Stock Options |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options granted in period | 131,432 |  |  |
Other than options granted in period | 78,299 |  |  |
Employee Stock Option |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Option vested, number of shares | 25,191 |  |  |
Common Class A |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock repurchase program, authorized amount |  |  |  | $ 400.0
Number of shares authorized to be repurchased | 1,600,000,000 |  |  |
Repurchase of shares | 15.8 |  |  |
Number of total cumulative shares repurchased, value | $ 1,370.0 |  |  |
Stock repurchase program, remaining authorized pepurchase amount | $ 228.4 |  |  |
Stock repurchased during period | 896,521 |  |  |
Repurchase of Class A Common Stock | $ 199.2 |  |  |
Common Class A | Minimum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Number of shares authorized to be repurchased |  |  |  | 1,200,000,000
Common Class A | Maximum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Number of shares authorized to be repurchased |  |  |  | 1,600,000,000
Common Class A | Non-Employee Director |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Shares reserved for issuance | 600,000 |  |  |
Shares available for grant | 100,000 |  |  |
Common Class A | Employee Stock Compensation Plan |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Shares reserved for issuance | 6,700,000 |  |  |
Shares available for grant | 600,000 |  |  |

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