Share-Based Payments - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Aug. 26, 2023	Aug. 27, 2022	Aug. 28, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum percentage of discount on salary and bonus	25.00%
Share-based compensation expense	$ 93,087	$ 70,612	$ 56,112
Share-based compensation expense for unvested awards not yet recognized in earnings	$ 90,100
Weighted average period recognition of share-based compensation expense for unvested awards	2 years 10 months 24 days
Exercise period of vested options after death	1 year
Weighted average grant date fair value of options granted	$ 764.68	$ 463.45	$ 304.31
Intrinsic value of options exercised	$ 424,600	$ 282,700	$ 280,100
Total fair value of options vested	47,900	39,300	44,700
Expense related to the discount on the selling of shares to employees and executives	$ 2,500	$ 3,200	$ 2,500
Shares sold to employees under employee stock purchase plan	5,183	6,238	8,479
Shares purchased from employees at fair value		4,886	7,611
Common stock reserved for future issuance	122,341
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Term of options granted	10 years
Exercise period of vested options after service period	90 days
Two Thousand Three Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Accrued director fees	$ 11,800	$ 10,400
Additional shares of stock or units	0	0
Accrued director fees in shares	4,822	4,822
Executive Stock Purchase Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares sold to employees under employee stock purchase plan	689	709	997
Common stock reserved for future issuance	232,966
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Non vested restricted stock unit award	$ 8,200
Estimated weighted average period	2 years 4 months 24 days
Service period	4 years
Employee Stock Option [Member] | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Term of options from grant date	ten years
2011 Equity Incentive Award Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Debt instrument term	10 years