Share Based Payments - Stock option Activity (Detail) $ / shares in Units, $ in Thousands	12 Months Ended
	Aug. 27, 2022 USD ($) $ / shares shares
Share-Based Payments
Outstanding, Beginning balance, Number of Shares	1,208,054
Granted, Number of Shares	164,532
Exercised, Number of Shares	(203,310)
Forfeited/Cancelled, Number of Shares	(30,176)
Outstanding, Ending balance, Number of Shares	1,139,100
Exercisable, Number of Shares	739,757
Expected to vest, Number of Shares	380,857
Available for future grants, Number of Shares	1,023,688
Outstanding, Beginning balance, Weighted Average Exercise Price | $ / shares	$ 790.41
Granted, Weighted Average Exercise Price | $ / shares	1,652.86
Exercised, Weighted Average Exercise Price | $ / shares	582.42
Forfeited/Cancelled, Weighted Average Exercise Price | $ / shares	1,198.93
Outstanding, Ending balance, Weighted Average Exercise Price | $ / shares	941.28
Exercisable, Weighted Average Exercise Price | $ / shares	746.60
Expected to vest, Weighted Average Exercise Price | $ / shares	$ 1,296.02
Outstanding , Weighted-Average Remaining Contractual Term	5 years 10 months 17 days
Exercisable, Weighted-Average Remaining Contractual Term	4 years 7 months 20 days
Expected to vest, Weighted-Average Remaining Contractual Term	8 years 1 month 24 days
Outstanding, Aggregate Intrinsic Value | $	$ 1,391,686
Exercisable, Aggregate Intrinsic Value | $	1,047,804
Expected to vest, Aggregate Intrinsic Value | $	$ 330,203