Acquisitions and Goodwill - Reconciliation of Goodwill (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	May. 30, 2015	Feb. 28, 2015
Goodwill [Roll Forward]
Beginning balance	$ 34,719	$ 25,608
Acquisitions	8,816	9,067
Other	652	44
Ending balance	$ 44,187	$ 34,719