Goodwill and Intangible Assets (Tables)

9 Months Ended

Jun. 28, 2014

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, 2013	$	720,548		$	48,547	$	769,095
Acquisition of ThingWorx	102,190			—		102,190
Foreign currency translation adjustments	(536		)	17		(519		)
Balance, June 28, 2014	$	822,202		$	48,564	$	870,766

Goodwill and Acquired Intangible Assets

Goodwill and acquired intangible assets consisted of the following:



	June 28, 2014						September 30, 2013
	Gross Carrying Amount		Accumulated Amortization		Net Book Value		Gross Carrying Amount		Accumulated Amortization		Net Book Value
	(in thousands)
Goodwill (not amortized)					$	870,766					$	769,095
Intangible assets with finite lives (amortized) (1):
Purchased software	$	255,154	$	161,988	$	93,166	$	233,566	$	148,127	$	85,439
Capitalized software	22,877		22,877		—		22,877		22,877		—
Customer lists and relationships	313,023		143,599		169,424		304,434		120,338		184,096
Trademarks and trade names	15,821		10,917		4,904		13,427		10,097		3,330
Other	4,180		3,656		524		3,784		3,528		256
	$	611,055	$	343,037	$	268,018	$	578,088	$	304,967	$	273,121
Total goodwill and acquired intangible assets					$	1,138,784					$	1,042,216

(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, 8 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				Nine months ended
	June 28, 2014		June 29, 2013		June 28, 2014		June 29, 2013
	(in thousands)
Amortization of acquired intangible assets	$	7,998	$	6,532	$	23,772	$	19,795
Cost of license revenue	4,323		4,598		13,044		13,865
Cost of service revenue	92		—		275		—
Total amortization expense	$	12,413	$	11,130	$	37,091	$	33,660