Description of Business and Summary of Significant Accounting Policies Other Income (Expense) Table (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Feb. 28, 2017	Feb. 28, 2019	Feb. 28, 2018
Derivative Instruments Not Designated as Hedging Instruments, Loss			$ 6,618
Foreign Currency Transaction Gain (Loss), Realized	$ (509)	$ 220	(8,769)
Interest Income (Expense), Nonoperating, Net	137	994	210
Rental Income, Nonoperating	646	517	553
Other Nonoperating Gains (Losses)	(728)	(1,154)	416
Other, net	$ (454)	$ 577	$ (7,590)