Consolidated Statements of Changes in Shareholders' Equity (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Aug. 28, 2021	Aug. 29, 2020	Aug. 31, 2019
Statement of Stockholders' Equity [Abstract]
Common stock dividends (in dollars per share)	$ 0.66	$ 0.45	$ 0.43
Equity component of convertible senior notes and offering costs, tax		$ 20,840
Convertible note hedge purchase, tax		$ 17,417