Share Based Payments - Stock option Activity (Detail) $ / shares in Units, $ in Thousands	12 Months Ended
	Aug. 26, 2023 USD ($) $ / shares shares
Share-Based Payments
Outstanding, Beginning balance, Number of Shares	1,139,100
Granted, Number of Shares	161,510
Exercised, Number of Shares	(242,920)
Forfeited/Cancelled, Number of Shares	(30,102)
Outstanding, Ending balance, Number of Shares	1,027,588
Exercisable, Number of Shares	651,032
Expected to vest, Number of Shares	359,109
Available for future grants, Number of Shares	862,178
Outstanding, Beginning balance, Weighted Average Exercise Price | $ / shares	$ 941.28
Granted, Weighted Average Exercise Price | $ / shares	2,218.35
Exercised, Weighted Average Exercise Price | $ / shares	708.46
Forfeited/Cancelled, Weighted Average Exercise Price | $ / shares	1,504.17
Outstanding, Ending balance, Weighted Average Exercise Price | $ / shares	1,180.39
Exercisable, Weighted Average Exercise Price | $ / shares	862.98
Expected to vest, Weighted Average Exercise Price | $ / shares	$ 1,719.64
Outstanding , Weighted-Average Remaining Contractual Term	5 years 11 months 19 days
Exercisable, Weighted-Average Remaining Contractual Term	4 years 8 months 15 days
Expected to vest, Weighted-Average Remaining Contractual Term	8 years 1 month 17 days
Outstanding, Aggregate Intrinsic Value | $	$ 1,308,493
Exercisable, Aggregate Intrinsic Value | $	1,035,417
Expected to vest, Aggregate Intrinsic Value | $	$ 263,838