Leases Maturities of Lease Liabilities (Details) $ in Thousands	Feb. 29, 2020 USD ($)
Leases [Abstract]
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months	$ 54,577
Lessee, Operating Lease, Liability, Payments, Due Year Two	51,049
Lessee, Operating Lease, Liability, Payments, Due Year Three	48,441
Lessee, Operating Lease, Liability, Payments, Due Year Four	47,238
Lessee, Operating Lease, Liability, Payments, Due Year Five	46,136
Lessee, Operating Lease, Liability, Payments, Due after Year Five	570,667
Lessee, Operating Lease, Liability, Payments, Due	818,108
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	(346,457)
Operating Lease, Liability	471,651
Finance Lease, Liability, Payments, Due Next Twelve Months	13,053
Finance Lease, Liability, Payments, Due Year Two	13,849
Finance Lease, Liability, Payments, Due Year Three	14,070
Finance Lease, Liability, Payments, Due Year Four	16,729
Finance Lease, Liability, Payments, Due Year Five	12,994
Finance Lease, Liability, Payments, Due after Year Five	90,742
Finance Lease, Liability, Payment, Due	161,437
Finance Lease, Liability, Undiscounted Excess Amount	(77,044)
Finance Lease, Liability	84,393
Lessee Lease Not Yet Commenced Amount	$ 36,900