Legal Proceedings - Additional Information (Detail) $ in Thousands					9 Months Ended
	Nov. 27, 2013 LegalMatter	Jun. 14, 2013 LegalMatter	Apr. 23, 2013 LegalMatter	Aug. 05, 2011 LegalMatter	Jan. 30, 2016 USD ($)
Legal Claim
Loss Contingencies [Line Items]
Number of putative shareholder derivative complaints filed		1
Damages awarded | $					$ 1,330
Carag
Loss Contingencies [Line Items]
Number of putative shareholder derivative complaints filed	1
Lina
Loss Contingencies [Line Items]
Number of putative shareholder derivative complaints filed				1
Jones
Loss Contingencies [Line Items]
Number of putative shareholder derivative complaints filed			1