Significant Accounting Policies - Narrative (Details) $ / shares in Units, shares in Millions, $ in Millions		3 Months Ended			9 Months Ended		12 Months Ended
	Aug. 01, 2025 USD ($) shares	Aug. 31, 2025 USD ($)	Mar. 02, 2025 USD ($) shares	Aug. 25, 2024 USD ($) shares	Aug. 31, 2025 USD ($) segment $ / shares	Aug. 25, 2024 USD ($) $ / shares shares	Dec. 01, 2024 USD ($)	Jun. 06, 2024 USD ($)
Business Combination [Line Items]
Number of reportable segments | segment					3
Operating lease right-of-use assets, net		$ 1,129.7			$ 1,129.7		$ 1,065.5
Finance lease, right-of-use asset		61.6			61.6
Finance lease, liability		61.6			61.6
Accumulated depreciation		1,300.0			1,300.0
Impairments related to technology projects				$ 11.1
Supplier finance program obligations		150.6			150.6		152.2
Shares repurchased (in shares) | shares			1.6	1.0		3.3
Repurchased value			$ 30.0	$ 17.8		$ 59.7
Shares repurchased and retired aggregate cost		120.9			120.9
Average repurchase price (in USD per share) | $ / shares						$ 18.35
Retained Earnings
Business Combination [Line Items]
Shares repurchased and retired aggregate cost		96.9			96.9
Additional Paid-In Capital
Business Combination [Line Items]
Shares repurchased and retired aggregate cost		$ 24.0			$ 24.0
Customer Relationships
Business Combination [Line Items]
Impairment of finite-lived intangible assets							$ 9.1
Accelerated Share Repurchase Agreement
Business Combination [Line Items]
Accelerated share repurchase amount	$ 120.0
Accelerated share repurchases initial payment	$ 120.0
Shares repurchased and retired (in shares) | shares	5.0
Accelerated share repurchases, initial price per share (in USD per share) | $ / shares					$ 19.05
Accelerated Share Repurchase Agreement | Retained Earnings
Business Combination [Line Items]
Shares repurchased and retired aggregate cost	$ 96.0
Accelerated Share Repurchase Agreement | Additional Paid-In Capital
Business Combination [Line Items]
Shares repurchased and retired aggregate cost	$ 24.0
Warehouse, Warehouse Equipment, And Technologies
Business Combination [Line Items]
Operating lease right-of-use assets, net								$ 30.6
Operating lease liability								30.6
Finance lease, right-of-use asset								14.0
Finance lease, liability								$ 14.0