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Segment Information (Consolidated Depreciation and Amortization by Segment) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2015
Segment Reporting Information [Line Items] |  |  |
Depreciation and amortization | $ 80,917 | $ 69,036 | $ 75,235
Unallocated Corporate [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Depreciation and amortization | 9,219 | 7,799 | 7,979
Aerospace [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Depreciation and amortization | 47,277 | 40,825 | 46,488
Industrial [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Depreciation and amortization | $ 24,421 | $ 20,412 | $ 20,768

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- Definition The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
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- Details
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