Income Taxes - Components of Provision for Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Feb. 29, 2016	Feb. 28, 2015	Feb. 28, 2014
Current:
Federal	$ 18,421	$ 14,006	$ 17,755
State and local	2,724	2,451	2,946
Foreign	1,161	322	183
Total current	22,306	16,779	20,884
Deferred:
Federal	(1,269)	(9,920)	(1,550)
State and local	(201)	(1,459)	(731)
Total deferred	(1,470)	(11,379)	(2,281)
Total provision for income taxes	$ 20,836	$ 5,400	$ 18,603