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Earnings (Loss) Per Share (Details 2) - USD ($)
3 Months Ended 12 Months Ended
Apr. 30, 2016
May. 02, 2015
Jan. 30, 2016
Jun. 26, 2012
Earnings Per Share [Abstract]        
Value of common stock authorized to be repurchased       $ 500,000,000
Value of common stock remaining to be repurchased $ 451,800,000      
Number of common stock repurchased (in shares) 0 0    
Shares repurchased, aggregate cost $ 0 $ 0 $ 44,053,000