Other Intangibles, Net (Tables)

6 Months Ended

Mar. 31, 2012

Other Intangibles, Net

Schedule of Finite-Lived Intangible Assets by Major Class

	March 31, 2012							September 30, 2011
	Gross Carrying Value		Accumulated Amortization			Net Carrying Amount		Gross Carrying Value		Accumulated Amortization			Net Carrying Amount
Customer relationships:
Aerospace	$	205,206	$	(50,475	)	$	154,731	$	205,171	$	(41,652	)	$	163,519
Energy		41,981		(25,189	)		16,792		41,991		(23,696	)		18,295
Total	$	247,187	$	(75,664	)	$	171,523	$	247,162	$	(65,348	)	$	181,814
Intellectual property:
Aerospace	$	—	$	—		$	—	$	—	$	—		$	—
Energy		20,145		(12,607	)		7,538		20,162		(11,918	)		8,244
Total	$	20,145	$	(12,607	)	$	7,538	$	20,162	$	(11,918	)	$	8,244
Process technology:
Aerospace	$	71,709	$	(18,002	)	$	53,707	$	71,691	$	(15,380	)	$	56,311
Energy		23,470		(8,707	)		14,763		23,451		(7,657	)		15,794
Total	$	95,179	$	(26,709	)	$	68,470	$	95,142	$	(23,037	)	$	72,105
Other intangibles:
Aerospace	$	39,645	$	(36,272	)	$	3,373	$	39,635	$	(34,655	)	$	4,980
Energy		2,610		(1,144	)		1,466		2,621		(867	)		1,754
Total	$	42,255	$	(37,416	)	$	4,839	$	42,256	$	(35,522	)	$	6,734
Total intangibles:
Aerospace	$	316,560	$	(104,749	)	$	211,811	$	316,497	$	(91,687	)	$	224,810
Energy		88,206		(47,647	)		40,559		88,225		(44,138	)		44,087
Consolidated Total	$	404,766	$	(152,396	)	$	252,370	$	404,722	$	(135,825	)	$	268,897

Schedule of Finite-Lived Intangible Assets Amortization Expense

	Three-Months Ending				Six-Months Ending
	March 31,				March 31,
	2012		2011		2012		2011
Amortization expense	$	8,294	$	8,542	$	16,552	$	17,085

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Year Ending September 30:
2012 (remaining)	$	16,309
2013		30,525
2014		27,374
2015		24,864
2016		23,496
Thereafter		129,802
	$	252,370