Inventory (Details) - USD ($) $ in Thousands	Aug. 31, 2017	Feb. 28, 2017
Inventory [Abstract]
Inventory, Raw Materials, Net of Reserves	$ 25,603	$ 20,488
Inventory, Work in Process, Net of Reserves	2,494	2,270
Inventory, Finished Goods, Net of Reserves	113,956	99,594
Inventory, net	$ 142,053	$ 122,352