Leases - Supplemental B/S Information (Details) - USD ($) $ in Thousands	Nov. 30, 2019	Mar. 03, 2019	Mar. 02, 2019
Operating leases:
Operating lease right-of-use asset	$ 2,935,104	$ 3,026,976
Short-term operating lease liabilities	493,699	457,305
Long-term operating lease liabilities	2,732,339	2,838,022
Total operating lease liabilities	3,226,038
Finance leases:
Property, plant and equipment, net	1,254,234	1,308,514	$ 1,308,514
Current maturities of long-term debt and lease financing obligations	9,486
Lease financing obligations, less current maturities, ASC842	20,607	$ 24,064
Total finance lease liabilities, ASC842	$ 30,093
Weighted average remaining lease term
Operating leases (in years)	7 years 10 months 24 days
Finance leases (in years)	8 years 9 months 18 days
Weighted average discount rate
Operating leases (as a percent)	5.90%
Finance leases (as a percent)	10.10%
Finance Leased Assets [Member]
Finance leases:
Property, plant and equipment, net	$ 20,843