Other Accrued Expenses - Components of Other Accrued Expenses (Detail) - USD ($) $ in Thousands	Nov. 30, 2017	Feb. 28, 2017
Payables And Accruals [Abstract]
Accrued taxes	$ 140	$ 329
Accrued legal and professional fees	438	414
Accrued interest	134	98
Accrued utilities	111	90
Accrued acquisition related obligations	759	789
Accrued credit card fees	127	119
Other accrued expenses	171	187
Other accrued expenses, Total	$ 1,880	$ 2,026