Leases - Cash Flow Information (Details) $ in Thousands	9 Months Ended
	Nov. 30, 2019 USD ($)
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$ 423,877
Operating cash flows from finance leases	7,755
Operating lease assets obtained in exchange for new operating lease liabilities
Operating lease assets obtained in exchange for new operating lease liabilities	$ 320,989