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Stock-Based Compensation - Summary of Restricted-Stock Awards and Restricted-Stock Units (Detail)
shares in Thousands
12 Months Ended
Jan. 30, 2016
$ / shares
shares
Time-based Restricted Stock Units  
Number of Units  
Nonvested units outstanding, beginning balance (in shares) | shares 248
Granted, Number of Units (in shares) | shares 440
Vested, Number of Units (in shares) | shares (139)
Forfeited, Number of Units (in shares) | shares (86)
Nonvested units outstanding, ending balance (in shares) | shares 463
Weighted- Average Grant Date Fair Value (per unit)  
Weighted-Average Grant Date Fair Value (per unit), beginning balance (in dollars per share) | $ / shares $ 26.34
Granted, Weighted-Average Grant Date Fair Value (per unit) (in dollars per share) | $ / shares 15.85
Vested, Weighted-Average Grant Date Fair Value (per unit) (in dollars per share) | $ / shares 25.00
Forfeited, Weighted-Average Grant Date Fair Value (per unit) (in dollars per share) | $ / shares 19.51
Weighted-Average Grant Date Fair Value (per unit), ending balance (in dollars per share) | $ / shares $ 18.05
Performance-based Restricted Stock Units  
Number of Units  
Nonvested units outstanding, beginning balance (in shares) | shares 217
Granted, Number of Units (in shares) | shares 167
Vested, Number of Units (in shares) | shares (8)
Forfeited, Number of Units (in shares) | shares (73)
Nonvested units outstanding, ending balance (in shares) | shares 303
Weighted- Average Grant Date Fair Value (per unit)  
Weighted-Average Grant Date Fair Value (per unit), beginning balance (in dollars per share) | $ / shares $ 26.26
Granted, Weighted-Average Grant Date Fair Value (per unit) (in dollars per share) | $ / shares 15.84
Vested, Weighted-Average Grant Date Fair Value (per unit) (in dollars per share) | $ / shares 29.62
Forfeited, Weighted-Average Grant Date Fair Value (per unit) (in dollars per share) | $ / shares 24.09
Weighted-Average Grant Date Fair Value (per unit), ending balance (in dollars per share) | $ / shares $ 20.95