Goodwill and Intangible Assets (Tables)

6 Months Ended

Apr. 01, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and acquired intangible assets consisted of the following:



	April 1, 2017						September 30, 2016
	Gross Carrying Amount		Accumulated Amortization		Net Book Value		Gross Carrying Amount		Accumulated Amortization		Net Book Value
	(in thousands)
Goodwill (not amortized)					$	1,161,731					$	1,169,813
Intangible assets with finite lives (amortized) (1):
Purchased software	$	351,671	$	209,295	$	142,376	$	354,595	$	199,192	$	155,403
Capitalized software	22,877		22,877		—		22,877		22,877		—
Customer lists and relationships	350,994		218,841		132,153		355,698		206,515		149,183
Trademarks and trade names	18,843		13,526		5,317		19,007		13,323		5,684
Other	3,878		3,878		—		3,955		3,920		35
	$	748,263	$	468,417	$	279,846	$	756,132	$	445,827	$	310,305
Total goodwill and acquired intangible assets					$	1,441,577					$	1,480,118

(1) The weighted average useful lives of purchased software, customer lists and relationships, and trademarks and trade names with a remaining net book value are 9 years, 10 years, and 10 years, respectively.

Schedule of Goodwill

Changes in goodwill presented by reportable segments were as follows:



	Solutions Group			IoT Group			Professional Services			Total
	(in thousands)
Balance, October 1, 2016	$	1,050,150		$	90,065		$	29,598		$	1,169,813
Foreign currency translation adjustment	(7,255		)	(623		)	(204		)	(8,082		)
Balance, April 1, 2017	$	1,042,895		$	89,442		$	29,394		$	1,161,731

Amortization of Intangible Assets

The aggregate amortization expense for intangible assets with finite lives was classified in our Consolidated Statements of Operations as follows:



	Three months ended				Six months ended
	April 1, 2017		April 2, 2016		April 1, 2017		April 2, 2016
	(in thousands)
Amortization of acquired intangible assets	$	7,946	$	8,396	$	16,013	$	16,746
Cost of software revenue	6,389		6,725		12,777		11,852
Total amortization expense	$	14,335	$	15,121	$	28,790	$	28,598