Leases Maturities of Lease Liabilities (Details) $ in Thousands	May 31, 2020 USD ($)
Leases [Abstract]
Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year	$ 40,923
Lessee, Operating Lease, Liability, Payments, Due Year Two	51,221
Lessee, Operating Lease, Liability, Payments, Due Year Three	48,646
Lessee, Operating Lease, Liability, Payments, Due Year Four	47,811
Lessee, Operating Lease, Liability, Payments, Due Year Five	46,709
Lessee, Operating Lease, Liability, Payments, Due after Year Five	571,347
Lessee, Operating Lease, Liability, Payments, Due	806,657
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	(340,451)
Operating Lease, Liability	466,206
Finance Lease, Liability, Payments, Remainder of Fiscal Year	10,574
Finance Lease, Liability, Payments, Due Year Two	14,778
Finance Lease, Liability, Payments, Due Year Three	15,010
Finance Lease, Liability, Payments, Due Year Four	17,716
Finance Lease, Liability, Payments, Due Year Five	13,990
Finance Lease, Liability, Payments, Due after Year Five	99,130
Finance Lease, Liability, Payment, Due	171,198
Finance Lease, Liability, Undiscounted Excess Amount	(82,782)
Finance Lease, Liability	88,416
Lessee Lease Not Yet Commenced Amount	$ 112,100