XML 49 R39.htm IDEA: XBRL DOCUMENT v3.7.0.1
Equity Awards - Summary of Restricted Stock Awards and Restricted Stock Units Activity (Detail) - Restricted Stock Awards and Restricted Stock Units [Member]
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended
Apr. 29, 2017
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Restricted Stock Awards/Units, Beginning Balance | shares 442
Restricted Stock Awards/Units, Granted | shares 245
Restricted Stock Awards/Units, Vested | shares (132)
Restricted Stock Awards/Units, Forfeited | shares (11)
Restricted Stock Awards/Units, Ending Balance | shares 544
Grant Date Weighted-Average Fair Value, Beginning Balance | $ / shares $ 23.05
Grant Date Weighted-Average Fair Value, Granted | $ / shares 17.70
Grant Date Weighted-Average Fair Value, Vested | $ / shares 25.11
Grant Date Weighted-Average Fair Value, Forfeited | $ / shares 22.71
Grant Date Weighted-Average Fair Value, Ending Balance | $ / shares $ 20.14
Intrinsic Value, Ending Balance | $ $ 9,757