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Segment Information (Consolidated Total Assets, Depreciation and Amortization, and Capital Expenditures by Segment) (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2014
Assets	$ 2,642,362	$ 2,512,404	$ 2,358,603
Other unallocated assets	209,683	206,301	234,911
Property, plant and equipment, net	876,350	756,100
Depreciation and amortization	69,036	75,235	77,353
Capital expenditures	175,692	286,612	207,106
Aerospace [Member]
Assets	1,637,522	1,566,421	1,440,355
Depreciation and amortization	40,825	46,488	46,895
Capital expenditures	90,749	150,021	134,307
Industrial [Member]
Assets	705,169	653,848	610,345
Depreciation and amortization	20,412	20,768	22,672
Capital expenditures	62,065	113,292	55,780
Total of Reporting Segments [Member]
Assets	2,342,691	2,220,269	2,050,700
Depreciation and amortization	61,237	67,256	69,567
Capital expenditures	152,814	263,313	190,087
Unallocated Corporate [Member]
Assets	89,988	85,834	72,992
Depreciation and amortization	7,799	7,979	7,786
Capital expenditures	$ 22,878	$ 23,299	$ 17,019

X

- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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