Leases - Supplemental cash flow information related to leases (Details) - USD ($) $ in Thousands	6 Months Ended
	Aug. 27, 2022	Aug. 28, 2021
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows paid for operating leases	$ 350,177	$ 352,532
Operating cash flows paid for interest portion of finance leases	1,004	1,119
Financing cash flows paid for principal portion of finance leases	1,940	2,144
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	155,710	164,128
Finance leases