Goodwill and Intangible Assets (Tables)

9 Months Ended

Jun. 30, 2021

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Goodwill and Acquired Intangible Assets

Goodwill and acquired intangible assets consisted of the following:

(in thousands)	June 30, 2021						September 30, 2020
	Gross Carrying Amount		Accumulated Amortization		Net Book Value		Gross Carrying Amount		Accumulated Amortization		Net Book Value
Goodwill (not amortized)					$	2,197,313					$	1,625,786
Intangible assets with finite lives (amortized):
Purchased software	$	484,810	$	331,711	$	153,099	$	443,275	$	309,124	$	134,151
Capitalized software		22,877		22,877		—		22,877		22,877		—
Customer lists and relationships		576,985		345,518		231,467		418,953		322,092		96,861
Trademarks and trade names		26,990		16,874		10,116		22,687		16,129		6,558
Other		4,035		4,035		—		4,017		4,017		—
Total intangible assets with finite lives	$	1,115,697	$	721,015	$	394,682	$	911,809	$	674,239	$	237,570
Total goodwill and acquired intangible assets					$	2,591,995					$	1,863,356

Schedule of Changes in Goodwill by Reportable Segments

Changes in goodwill presented by reportable segments were as follows:

(in thousands)	Software Products		Professional Services		Total
Balance, October 1, 2020	$	1,583,316	$	42,470	$	1,625,786
Arena acquisition		562,838		—		562,838
Other acquisitions		963		400		1,363
Foreign currency translation adjustment		7,135		191		7,326
Balance, June 30, 2021	$	2,154,252	$	43,061	$	2,197,313

Schedule of Aggregate Amortization Expense for Intangible Assets with Finite Lives

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

(in thousands)	Three months ended				Nine months ended
	June 30, 2021		June 27, 2020		June 30, 2021		June 27, 2020
Amortization of acquired intangible assets	$	7,511	$	7,302	$	21,708	$	21,367
Cost of license revenue		8,260		6,857		21,644		20,535
Total amortization expense	$	15,771	$	14,159	$	43,352	$	41,902