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Schedule of Reconciliation of Company's Level 3 Contingent Consideration Liabilities (Detail) (USD $)
In Thousands, unless otherwise specified
 9 Months Ended
Nov. 29, 2014
Nov. 30, 2013
Business Combination, Contingent Consideration, Liability [Roll Forward]    
Settlement of contingent consideration $ 600us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1 $ 0us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1
Level 3    
Business Combination, Contingent Consideration, Liability [Roll Forward]    
Balance as of March 1, 2014 1,903us-gaap_BusinessCombinationContingentConsiderationLiability
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member		  
Contingent consideration from acquisition 350finl_ContingentConsiderationForAcquisition
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member		  
Settlement of contingent consideration (1,903)us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member		  
Balance as of November 29, 2014 $ 350us-gaap_BusinessCombinationContingentConsiderationLiability
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member