Leases - Summary of Lease-Related Assets and Liabilities Recorded on the Consolidated Balance Sheet (Detail) - USD ($) $ in Thousands	Aug. 26, 2023	Aug. 27, 2022
Assets
Operating	$ 2,998,097	$ 2,918,817
Finance	$ 419,247	$ 404,442
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Property, Plant and Equipment, Net	Property, Plant and Equipment, Net
Total lease assets	$ 3,417,344	$ 3,323,259
Current
Operating	257,256	243,407
Finance	$ 86,916	$ 92,877
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued Liabilities, Current	Accrued Liabilities, Current
Noncurrent
Operating	$ 2,917,046	$ 2,837,973
Finance	$ 200,702	$ 217,428
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Other Liabilities, Noncurrent	Other Liabilities, Noncurrent
Total lease liabilities	$ 3,461,920	$ 3,391,685