Schedule of Reconciliation of Company's Level 3 Contingent Consideration Liabilities (Detail) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Aug. 30, 2014
Business Combination, Contingent Consideration, Liability [Roll Forward]
Settlement of contingent consideration	$ (1,453)
Balance as of August 30, 2014	800
Level 3
Business Combination, Contingent Consideration, Liability [Roll Forward]
Balance as of March 1, 2014	1,903
Contingent consideration from acquisition	350
Balance as of August 30, 2014	$ 800