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Business Segment Information (Schedule Of Identifiable Assets) (Details) - USD ($) $ in Thousands | Sep. 30, 2015 | Sep. 30, 2014
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Identifiable Assets | $ 864,208 | $ 845,906
Filtration [Member] |  |
Identifiable Assets | 141,800 | 131,500
Test [Member] |  |
Identifiable Assets | 117,800 | 114,600
USG [Member] |  |
Identifiable Assets | 80,600 | 98,600
Corporate [Member] |  |
Identifiable Assets | $ 524,000 | $ 501,200

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- 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 -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.18) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 12 -Article 7 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Details
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- Details
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- Details
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- Details
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