Significant Accounting Policies - Narrative (Details) $ / shares in Units, shares in Millions, $ in Millions		3 Months Ended						9 Months Ended
	May 24, 2024 USD ($)	Aug. 25, 2024 USD ($) shares	May 26, 2024 USD ($)	May 26, 2024 USD ($) retail_site	May 26, 2024 USD ($) e-commerce_site	Aug. 27, 2023 USD ($) shares	May 28, 2023 shares	Aug. 25, 2024 USD ($) $ / shares shares	Aug. 27, 2023 USD ($) $ / shares shares	Jun. 06, 2024 USD ($)	Nov. 26, 2023 USD ($)	Nov. 27, 2022 USD ($)
Business Acquisition [Line Items]
Goodwill		$ 280.8				$ 300.7		$ 280.8	$ 300.7		$ 303.7	$ 365.7
Distribution Center proceeds received for use of internal warehouse equipment and technologies over the term of the agreement	$ 77.9
Operating lease right-of-use assets, net		1,103.0						1,103.0			1,033.9
Accumulated depreciation		1,400.0						1,400.0			1,300.0
Impairments of capitalized internal-use software		11.1
Supplier finance program obligations		$ 139.9						$ 139.9			$ 113.4
Shares repurchased (in shares) | shares		1.0				0.0	0.0	3.3	0.5
Repurchased value		$ 17.8						$ 59.7	$ 8.1
Average repurchase price (in dollars per share) | $ / shares								$ 18.35	$ 17.97
Customer Relationships
Business Acquisition [Line Items]
Impairment of finite-lived intangible assets		$ 9.1						$ 9.1
Warehouse, Warehouse Equipment, And Technologies
Business Acquisition [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
Expofaro S.A.S
Business Acquisition [Line Items]
Payments for business acquisition			$ 31.9
Number of assets acquired				40	1
Fair value of assets acquired			31.9	$ 31.9	$ 31.9
Goodwill			15.9	15.9	15.9
Intangibles acquired			$ 10.3	$ 10.3	$ 10.3