Long-Term Debt and Available Credit - Additional Information (Detail) - USD ($)
3 Months Ended
May. 30, 2015
Feb. 28, 2015
May. 31, 2014
Fair Value, Inputs, Level 2      
Debt Instrument [Line Items]      
Fair value of term loan facility $ 193,500,000    
Term Loan Facility      
Debt Instrument [Line Items]      
Borrowings outstanding $ 198,500,000 $ 199,000,000 $ 200,000,000
Term loan facility, maturity date Apr. 30, 2021    
Amount of notes payable $ 196,819,000 $ 197,246,000 $ 198,026,000
Revolving credit facility      
Debt Instrument [Line Items]      
Credit facility, maximum borrowing capacity 350,000,000    
Credit facility accordion feature 100,000,000    
Credit facility borrowing base 396,106,000    
Borrowings outstanding 0    
Remaining borrowing 307,949,000    
Letters of Credit And Bankers' Acceptances      
Debt Instrument [Line Items]      
Borrowings outstanding $ 42,051,000