Intangible Assets, Net (Tables)

6 Months Ended

Mar. 31, 2017

Intangible Assets, Net

Schedule of Finite-Lived Intangible Assets by Major Class

	March 31, 2017						September 30, 2016
	Gross Carrying Value		Accumulated Amortization		Net Carrying Amount		Gross Carrying Value		Accumulated Amortization		Net Carrying Amount
Customer relationships and contracts:
Aerospace	$	282,225	$	(142,657)	$	139,568	$	282,225	$	(134,158)	$	148,067
Industrial		40,860		(33,896)		6,964		40,969		(33,509)		7,460
Total	$	323,085	$	(176,553)	$	146,532	$	323,194	$	(167,667)	$	155,527
Intellectual property:
Aerospace	$	-	$	-	$	-	$	-	$	-	$	-
Industrial		19,190		(17,844)		1,346		19,435		(17,876)		1,559
Total	$	19,190	$	(17,844)	$	1,346	$	19,435	$	(17,876)	$	1,559
Process technology:
Aerospace	$	76,605	$	(46,177)	$	30,428	$	76,605	$	(43,229)	$	33,376
Industrial		22,721		(16,812)		5,909		22,965		(16,200)		6,765
Total	$	99,326	$	(62,989)	$	36,337	$	99,570	$	(59,429)	$	40,141
Other intangibles:
Aerospace	$	-	$	-	$	-	$	-	$	-	$	-
Industrial		1,186		(824)		362		1,246		(823)		423
Total	$	1,186	$	(824)	$	362	$	1,246	$	(823)	$	423
Total intangibles:
Aerospace	$	358,830	$	(188,834)	$	169,996	$	358,830	$	(177,387)	$	181,443
Industrial		83,957		(69,376)		14,581		84,615		(68,408)		16,207
Consolidated Total	$	442,787	$	(258,210)	$	184,577	$	443,445	$	(245,795)	$	197,650

Schedule of Finite-Lived Intangible Assets Amortization Expense

	Three-Months Ended				Six-Months Ended
	March 31,				March 31,
	2017		2016		2017		2016
Amortization expense	$	6,431	$	6,926	$	12,889	$	13,872

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Year Ending September 30:
2017 (remaining)	$	12,865
2018		24,931
2019		23,095
2020		20,340
2021		18,394
Thereafter		84,952
	$	184,577