Description of Business and Summary of Significant Accounting Policies Inventory (Tables)

12 Months Ended

Feb. 28, 2019

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	February 28, 2019		February 28, 2018
Raw materials	$	27,518	$	28,071
Work in process	2,622		2,485
Finished goods	72,239		87,436
Inventory, net	$	102,379	$	117,992