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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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