Restructuring and Other Related Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 28, 2019	Feb. 28, 2018	Feb. 28, 2017	Feb. 29, 2016
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	$ 0	$ 0	$ 307	$ 61
Payments for Restructuring	(491)	(307)	(1,014)
Gain (Loss) on Disposition of Assets	(810)	$ (10,834)	(6,602)
Restructuring Charges	1,300		7,900
One-time Termination Benefits [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges			1,300
One-time Termination Benefits [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	500
Other Restructuring [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 800		$ 6,600