Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended	6 Months Ended
Mar. 01, 2025	Feb. 24, 2024	Mar. 01, 2025	Feb. 24, 2024
Earnings per share - basic
Net (loss) income	$ (0.4)	$ (12.7)	$ (5.6)	$ 13.1
Weighted average common shares outstanding (in shares)	28.1	29.2	28.4	29.4
Basic (loss) earnings per common share (in dollars per share)	$ (0.02)	$ (0.43)	$ (0.20)	$ 0.45
Earnings per share - diluted
Net (loss) income	$ (0.4)	$ (12.7)	$ (5.6)	$ 13.1
Diluted net (loss) income	$ (0.4)	$ (12.7)	$ (5.6)	$ 13.1
Dilutive impact of stock compensation awards (in shares)	0.0	0.0	0.0	0.3
Weighted average common shares outstanding, assuming dilution (in shares)	28.1	29.2	28.4	29.7
Anti-dilutive securities excluded from weighted average common shares outstanding, assuming dilution (in shares)	0.5	0.5	0.4	0.2
Diluted (loss) earnings per common share (in dollars per share)	$ (0.02)	$ (0.43)	$ (0.20)	$ 0.44

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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