Leases - Supplemental cash flow information related to leases (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 04, 2023	Feb. 26, 2022	Feb. 27, 2021
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows paid for operating leases	$ 706,506	$ 703,326	$ 683,226
Operating cash flows paid for interest portion of finance leases	1,968	2,167	2,505
Financing cash flows paid for principal portion of finance leases	4,019	4,117	4,744
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	264,507	350,132	513,215
Finance leases