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Common Stock and Stock-Based Compensation - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions |  |  |  |  |  |  |  |  | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Mar. 31, 2027 | Aug. 31, 2026 | Aug. 11, 2025 | Aug. 01, 2025 | May 14, 2025 | Mar. 01, 2025 | Mar. 01, 2020 | Mar. 01, 2019 | Sep. 27, 2025 | Sep. 27, 2025 | Dec. 28, 2024 | Oct. 02, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Stock option outstanding |  |  |  |  |  |  |  |  | 209,590 | 209,590 | 209,794 |
Options granted in period - weighted average exercise price |  |  |  |  |  |  |  |  |  | $ 243.63 |  |
Other than options granted in period |  |  |  |  |  |  |  |  |  | 144,771 |  |
Weighted average fair value of stock awards |  |  |  |  |  |  |  |  |  | $ 231.92 |  |
Restricted stock options forfeited |  |  |  |  |  |  |  |  |  | 33,249 |  |
Senior Management |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Incremental compensation expense recognized |  |  | $ 1.6 |  |  |  |  |  |  |  |  |
Common Class A |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of shares authorized to be repurchased |  |  |  |  |  |  |  |  | 1,600,000,000 | 1,600,000,000 |  |
Stock repurchased during period |  |  |  |  |  |  |  |  | 236,006 | 654,679 |  |
Repurchase of Class A Common Stock |  |  |  |  |  |  |  |  | $ 50.0 | $ 149.2 |  |
Repurchase of shares |  |  |  |  |  |  |  |  | 15,500,000 | 15,500,000 |  |
Stock repurchase program, remaining authorized pepurchase amount |  |  |  |  |  |  |  |  | $ 278.0 | $ 278.0 |  |
Number of total cumulative shares repurchased, value |  |  |  |  |  |  |  |  | $ 1,320.0 | $ 1,320.0 |  |
Stock repurchase program, authorized amount |  |  |  |  |  |  |  |  |  |  |  | $ 400.0
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
Certain Officers and Other Members of Senior Management |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Options granted in period |  |  |  |  |  | 76,919 |  |  |  |  |  |
Options granted in period - weighted average fair value |  |  |  |  |  | $ 117 |  |  |  |  |  |
Options granted in period - weighted average exercise price |  |  |  |  |  | $ 243.77 |  |  |  |  |  |
Non-Employee Director |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Options granted in period |  |  |  |  | 3,276 |  |  |  |  |  |  |
Options granted in period - weighted average fair value |  |  |  |  | $ 119.06 |  |  |  |  |  |  |
Options granted in period - weighted average exercise price |  |  |  |  | $ 240.26 |  |  |  |  |  |  |
President and Chief Executive Officer |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Options forfeited, Weighted average grant date fair value |  |  |  | $ 304.42 |  |  |  |  |  |  |  |
Options forfeited |  |  |  | 57,955 |  |  |  |  |  |  |  |
Options forfeited, weighted average fair value |  |  |  | $ 121.21 |  |  |  |  |  |  |  |
Options forfeited, exercise price per share |  |  |  | $ 254.87 |  |  |  |  |  |  |  |
Restricted stock options forfeited |  |  |  | 6,570 |  |  |  |  |  |  |  |
Restricted Stock Units |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Options granted in period |  |  |  |  |  | 61,182 |  |  |  |  |  |
Other than options granted in period |  |  |  |  |  | 111,580 |  |  |  |  |  |
Vesting period |  |  |  |  |  | 4 years |  |  |  |  |  |
Weighted average fair value of stock awards |  |  |  |  |  | $ 243.77 |  |  |  |  |  |
Restricted Stock Units | Senior Management |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Restricted stock options forfeited |  |  | 19,624 |  |  |  |  |  |  |  |  |
Restircted stock options forfeited, weighted average fair value |  |  | $ 152 |  |  |  |  |  |  |  |  |
Restricted stock option forfeited, exercise price per share |  |  | $ 330.68 |  |  |  |  |  |  |  |  |
Restricted Stock Units | Performance-based vesting in March 2027 |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Restricted stock options forfeited |  |  | 4,599 |  |  |  |  |  |  |  |  |
Restricted Stock Units | Service-based Vestng Through March 2027 |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Other than options granted in period | 9,197 |  |  |  |  |  |  |  |  |  |  |
Restricted Stock Units | Service-based Vesting Through August 2026 |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Other than options granted in period |  | 5,518 |  |  |  |  |  |  |  |  |  |
Restricted Stock Units | Certain Officers and Other Members of Senior Management |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Other than options granted in period |  |  | 19,314 |  |  |  |  |  |  |  |  |
Restricted Stock Awards |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Vesting period |  |  |  |  |  |  | 4 years | 4 years |  | 4 years |  |
Weighted average fair value of stock awards |  |  | $ 217.48 |  |  |  |  |  |  |  |  |
Restricted Stock Awards | Non-Employee Director |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Other than options granted in period |  |  |  |  | 1,626 |  |  |  |  |  |  |
Weighted average fair value of stock awards |  |  |  |  | $ 240.26 |  |  |  |  |  |  |
Performance Based Awards |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Stock option outstanding |  |  |  |  |  |  |  |  | 6,930 | 6,930 |  |
Total shares outstanding |  |  |  |  |  |  |  |  | 82,415 | 82,415 |  |
Investment Share Program | Employee Stock Compensation Plan |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Shares employees elected to purchase |  |  |  |  |  | 12,251 |  |  |  |  |  |
Weighted average fair value of stock awards |  |  |  |  |  | $ 145.64 |  |  |  |  |  |

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