Intangible Assets (Tables)

12 Months Ended

Sep. 30, 2016

Goodwill And Intangible Assets Disclosure [Abstract]

Intangible Assets

Intangible assets at the end of fiscal 2016 and 2015 were as follows:

In Thousands			2016				2015
	Weighted		Gross				Gross
	Average Years		Carrying		Accum.		Carrying		Accum.
	Useful Life		Amount		Amort.		Amount		Amort.
Amortized Intangible Assets:
Programs		16	$	607,276	$	293,223	$	635,761	$	270,830
Core technology		12		15,926		11,778		15,926		10,273
Patents and other		12		86,286		51,250		87,506		45,402
Total			$	709,488	$	356,251	$	739,193	$	326,505
Indefinite-lived Intangible Assets:
Trademark			$	39,798			$	39,352

Estimated Amortization Expense Related to Intangible Assets

Estimated amortization expense related to intangible assets for each of the next five fiscal years is as follows:

In Thousands

Fiscal Year
2017	$	46,049
2018		45,121
2019		43,783
2020		41,580
2021		40,137