Calculation of Earnings Per Share (Detail) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended
May. 30, 2015
May. 31, 2014
Earnings Per Share Disclosure [Line Items]    
Net income $ 6,874 $ 15,055
Basic 88,295 94,656
Diluted 89,021 95,925
Basic $ 0.08 $ 0.16
Diluted $ 0.08 $ 0.16
Employee Stock Option    
Earnings Per Share Disclosure [Line Items]    
Effect of dilutive stock 569 817
Restricted Stock Awards    
Earnings Per Share Disclosure [Line Items]    
Effect of dilutive stock 157 452