Other Accrued Expenses - Components of Other Accrued Expenses (Detail) - USD ($) $ in Thousands	Feb. 28, 2018	Feb. 28, 2017
Payables And Accruals [Abstract]
Accrued taxes	$ 161	$ 329
Accrued legal and professional fees	282	414
Accrued interest	143	98
Accrued utilities	148	90
Accrued acquisition related obligations	654	789
Accrued credit card fees	115	119
Other accrued expenses	168	187
Other accrued expenses, Total	$ 1,671	$ 2,026