Stock-Based Compensation - Summary of the Activity for Stock Option Awards (Details) - Stock options [Member] $ / shares in Units, shares in Thousands, $ in Thousands	9 Months Ended
	Oct. 25, 2015 USD ($) $ / shares shares
Number of Shares
Beginning balance (in shares)	1,763
Options granted (in shares)	359
Options exercised (in shares)	(252)
Options cancelled/forfeited (in shares)	(209)
Ending balance (in shares)	1,661
Exercisable at end of period (in shares)	872
Weighted Average Exercise Price (per share)
Beginning balance (in dollars per share) | $ / shares	$ 23.70
Options granted (in dollars per share) | $ / shares	22.79
Options exercised (in dollars per share) | $ / shares	15.97
Options cancelled/forfeited (in dollars per share) | $ / shares	23.98
Ending balance (in dollars per share) | $ / shares	24.64
Exercisable at end of period (in dollars per share) | $ / shares	$ 24.28
Aggregate Intrinsic Value
Beginning balance | $	$ 7,722
Options exercised | $	1,640
Ending balance | $	391
Exercisable at end of period | $	286
Aggregate Unrecognized Compensation
Beginning balance | $	4,688
Ending balance | $	$ 4,418
Number of Shares Exercisable
Exercisable at beginning of period (in shares)	986
Exercisable at end of period (in shares)	872
Weighted Average Contractual Term (in years)
Exercisable at end of period	2 years 6 months