Intangible Assets and Goodwill Definite-lived Intangibles (Details) - USD ($) $ in Thousands	9 Months Ended
	Nov. 30, 2017	Feb. 28, 2017
Definite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 2,551	$ 3,165
Accumulated Amortization	1,349	1,642
Net Carrying Amount	$ 1,202	1,523
Trademarks
Definite-Lived Intangible Assets [Line Items]
Weighted average remaining useful life	7 years 210 days
Gross Carrying Amount	$ 397	696
Accumulated Amortization	321	545
Net Carrying Amount	76	151
Customer-Related Intangible Assets
Definite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	0	315
Accumulated Amortization	0	289
Net Carrying Amount	$ 0	26
Contract-Based Intangible Assets
Definite-Lived Intangible Assets [Line Items]
Weighted average remaining useful life	3 years 304 days
Gross Carrying Amount	$ 2,154	2,154
Accumulated Amortization	1,028	808
Net Carrying Amount	$ 1,126	$ 1,346