Provision (Benefit) for Income Taxes (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Feb. 28, 2015	Feb. 28, 2014
Current:
Federal	$ 391us-gaap_CurrentFederalTaxExpenseBenefit	$ (2,337)us-gaap_CurrentFederalTaxExpenseBenefit
State	(114)	(25)
Current Income Tax Expense (Benefit), Total	277us-gaap_CurrentIncomeTaxExpenseBenefit	(2,362)us-gaap_CurrentIncomeTaxExpenseBenefit
Deferred:
Federal	883	1,632
State	120	244
Deferred income taxes	1,003us-gaap_DeferredIncomeTaxExpenseBenefit	1,876us-gaap_DeferredIncomeTaxExpenseBenefit
Taxes at effective income tax rate	$ 1,280us-gaap_IncomeTaxExpenseBenefit	$ (486)us-gaap_IncomeTaxExpenseBenefit

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.