Acquired Intangible Assets, Net (Tables)

6 Months Ended

Jul. 30, 2016

Schedule of Finite-Lived Intangible Assets by Major Class

The carrying amounts of acquired intangible assets, net, are as follows (in thousands):


			July 30, 2016							January 30, 2016
					Accumulated							Accumulated
			Gross		Amortization			Net		Gross		Amortization			Net
	Range of		Carrying		and			Carrying		Carrying		and			Carrying
	Useful Lives		Amounts		Write-Offs			Amounts		Amounts		Write-Offs			Amounts
Purchased and core technology		4 -8 years	$	35,498	$	(25,020	)	$	10,478	$	35,498	$	(21,910	)	$	13,588
Customer intangibles		5 -7 years		28,600		(26,960	)		1,640		28,600		(24,178	)		4,422

Total intangible assets, net			$	64,098	$	(51,980	)	$	12,118	$	64,098	$	(46,088	)	$	18,010

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Based on the identified intangible assets recorded at July 30, 2016, the future amortization expense for the next five fiscal years is as follows (in thousands):


Fiscal Year
Remainder of fiscal 2017	$	4,750
2018		5,508
2019		1,860
2020 and thereafter		—

	$	12,118