Intangible Assets and Goodwill Definite-lived Intangibles (Details) - USD ($) $ in Thousands	6 Months Ended
	Aug. 31, 2016	Feb. 29, 2016
Definite-Lived Intangible Assets [Line Items]
Definite-Lived Trademarks, Gross	$ 3,409	$ 6,224
Definite-Lived Intangible Assets, Accumulated Amortization	1,490	2,925
Other intangibles, net	$ 1,919	3,299
Trademarks
Definite-Lived Intangible Assets [Line Items]
Weighted average remaining useful life	8 years 3 months 15 days
Definite-Lived Trademarks, Gross	$ 940	1,240
Definite-Lived Intangible Assets, Accumulated Amortization	594	727
Other intangibles, net	346	513
Patents
Definite-Lived Intangible Assets [Line Items]
Definite-Lived Trademarks, Gross	0	1,815
Definite-Lived Intangible Assets, Accumulated Amortization	0	1,141
Other intangibles, net	$ 0	674
Customer-Related Intangible Assets
Definite-Lived Intangible Assets [Line Items]
Weighted average remaining useful life	9 months 15 days
Definite-Lived Trademarks, Gross	$ 315	1,015
Definite-Lived Intangible Assets, Accumulated Amortization	235	543
Other intangibles, net	$ 80	472
Contract-Based Intangible Assets
Definite-Lived Intangible Assets [Line Items]
Weighted average remaining useful life	5 years 1 month
Definite-Lived Trademarks, Gross	$ 2,154	2,154
Definite-Lived Intangible Assets, Accumulated Amortization	661	514
Other intangibles, net	$ 1,493	$ 1,640