Earnings per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Aug. 28, 2021	Aug. 29, 2020	Aug. 31, 2019
Earnings Per Share [Abstract]
Net income	$ 281,871	$ 61,442	$ 111,798
Weighted average common shares outstanding (in shares)	33,528	33,236	31,536
Dilutive impact of stock compensation awards (in shares)	375	218	185
Dilutive impact of convertible notes (in shares)	153	0	0
Weighted average common shares outstanding, assuming dilution (in shares)	34,056	33,454	31,721
Anti-dilutive securities excluded from weighted average common shares outstanding, assuming dilution (in shares)	49	39	189
Basic earnings per common share (in dollars per share)	$ 8.41	$ 1.85	$ 3.55
Diluted earnings per common share (in dollars per share)	$ 8.28	$ 1.84	$ 3.52