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Business Acquisition (Details Textual) (USD $) | 12 Months Ended | 2 Months Ended |  | 11 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 General Aluminum Forgings, LLC [Member] | Jul. 23, 2013 General Aluminum Forgings, LLC [Member] | Sep. 30, 2012 Forge Acquisition, LLC [Member] | Jun. 30, 2012 Forge Acquisition, LLC [Member] | Oct. 28, 2011 Forge Acquisition, LLC [Member]
Business Acquisition (Textual) [Abstract] |  |  |  |  |  |  |
Purchase price for forging business and related operating assets |  |  |  | $ 4,400 |  |  | $ 24,900,000
Business Acquisition, Purchase Price Adjustment |  |  |  | 123,000 |  | 165,000 |
Net sales recorded from the date of acquisition |  |  | 1,100 |  | 19,200 |  |
Operating Income (Loss) | $ 13,766,000 | $ 9,021,000 | $ 216,000 |  | $ 1,427,000 |  |

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- Definition Business Acquisition, Purchase Price Adjustment + References No definition available. + Details
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- Definition The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 51 -Subparagraph d -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=7659399&loc=d3e1392-128463 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 68 -Subparagraph r(1) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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