Goodwill and Intangible Assets (Tables)

3 Months Ended

Jan. 02, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in goodwill presented by reportable segment were as follows:



	Software Products Segment			Services Segment			Total
	(in thousands)
Balance, October 1, 2015	$	1,016,413		$	52,628		$	1,069,041
Acquisition of Vuforia	23,316			—			23,316
Foreign currency translation adjustments	(6,082		)	(45		)	(6,127		)
Balance, January 2, 2016	$	1,033,647		$	52,583		$	1,086,230

Goodwill and Acquired Intangible Assets

Goodwill and acquired intangible assets consisted of the following:



	January 2, 2016						September 30, 2015
	Gross Carrying Amount		Accumulated Amortization		Net Book Value		Gross Carrying Amount		Accumulated Amortization		Net Book Value
	(in thousands)
Goodwill (not amortized)					$	1,086,230					$	1,069,041
Intangible assets with finite lives (amortized) (1):
Purchased software	$	323,762	$	178,483	$	145,279	$	284,257	$	174,887	$	109,370
Capitalized software	22,877		22,877		—		22,877		22,877		—
Customer lists and relationships	347,011		180,417		166,594		349,938		174,017		175,921
Trademarks and trade names	18,432		12,814		5,618		18,534		12,759		5,775
Other	3,905		3,726		179		3,946		3,711		235
	$	715,987	$	398,317	$	317,670	$	679,552	$	388,251	$	291,301
Total goodwill and acquired intangible assets					$	1,403,900					$	1,360,342

(1) The weighted average useful lives of purchased software, customer lists and relationships, trademarks and trade names and other intangible assets with a remaining net book value are 8 years, 10 years, 10 years, and 3 years, respectively.

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
	January 2, 2016		January 3, 2015
	(in thousands)
Amortization of acquired intangible assets	$	8,350	$	9,413
Cost of software revenue	5,127		4,767
Total amortization expense	$	13,477	$	14,180