Inventory (Tables)

6 Months Ended

Aug. 31, 2018

Inventory [Abstract]

Schedule of Inventory, Current [Table Text Block]

Inventories by major category are as follows:

	August 31, 2018		February 28, 2018
Raw materials	$	29,165	$	28,071
Work in process	3,212		2,485
Finished goods	92,038		87,436
Inventory, net	$	124,415	$	117,992