Leases - Supplemental Balance Sheet (Details) - USD ($) $ in Thousands	Nov. 30, 2021	Feb. 28, 2021
Leases [Abstract]
Operating lease assets	$ 543,645	$ 431,652
Finance Lease, Right-of-Use Asset	123,347	109,665
Total lease assets	666,992	541,317
Current portion of operating lease liabilities	43,151	30,953
Finance Lease, Liability, Current	9,696	9,422
Operating lease liabilities, excluding current portion	529,821	423,618
Finance Lease, Liability, Noncurrent	140,215	120,094
Total lease liabilities	722,883	584,087
Finance Lease Accumulated Depreciation	$ 27,300	$ 17,500