Note 7. Acquired Intangible Assets, Net

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

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