Summary of Stock Option Activity (Detail) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Jan. 30, 2016 USD ($) $ / shares shares
Options
Outstanding - beginning of period | shares	2,390
Exercised | shares	458	[1]
Cancelled | shares	720
Outstanding- end of period | shares	1,213
Vested and expected to vest-end of period | shares	1,206
Exercisable-end of period | shares	497	[2]
Weighted-Average Exercise Price
Outstanding-beginning of period | $ / shares	$ 16.28
Exercised | $ / shares	15.25	[1]
Cancelled | $ / shares	19.38
Outstanding-end of period | $ / shares	14.83
Vested and expected to vest-end of period | $ / shares	14.83
Exercisable-end of period | $ / shares	$ 13.52	[2]
Weighted-Average Remaining Contractual Term (In years)
Outstanding-end of period	2 years 2 months 12 days
Vested and expected to vest-end of period	2 years 2 months 12 days
Exercisable-end of period	3 years	[2]
Aggregate Intrinsic Value
Outstanding-end of period | $	$ 567
Vested and expected to vest-end of period | $	566
Exercisable-end of period | $	$ 555	[2]

[1] Options exercised during Fiscal 2015 ranged in price from $8.09 to $16.49.

[2] Options exercisable represent “in-the-money” vested options based upon the weighted average exercise price of vested options compared to the Company’s stock price at January 30, 2016.