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Business Segments (Details Textual) | 12 Months Ended
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Sep. 30, 2012 Country | Sep. 30, 2011 Country
Business Segments (Textual) [Abstract] |  |
Percentage of company's net sales from largest customers | 44.00% |
Entity wide revenue major countries percentage | 48.00% | 59.00%
Business Segments (Additional Textual) [Abstract] |  |
Entity wide revenue major countries percentage | 48.00% | 59.00%
Number of countries having specified percentage of revenue | 0 | 0
Minimum percentage of revenue greater than specified country | 10.00% | 10.00%
Domestic country [Member] |  |
Business Segments (Textual) [Abstract] |  |
Entity wide revenue major countries percentage | 78.00% | 80.00%
Business Segments (Additional Textual) [Abstract] |  |
Entity wide revenue major countries percentage | 78.00% | 80.00%
European countries [Member] |  |
Business Segments (Textual) [Abstract] |  |
Entity wide revenue major countries percentage | 9.00% | 8.00%
Business Segments (Additional Textual) [Abstract] |  |
Entity wide revenue major countries percentage | 9.00% | 8.00%
Asian countries [Member] |  |
Business Segments (Textual) [Abstract] |  |
Entity wide revenue major countries percentage | 5.00% | 6.00%
Business Segments (Additional Textual) [Abstract] |  |
Entity wide revenue major countries percentage | 5.00% | 6.00%
Customer One [Member] |  |
Business Segments (Textual) [Abstract] |  |
Percentage of company's net sales from largest customers | 14.00% | 10.00%
Customer One [Member] | Forged Components Group [Member] |  |
Business Segments (Textual) [Abstract] |  |
Percentage of company's net sales from largest customers | 10.00% | 12.00%
Customer Two [Member] |  |
Business Segments (Textual) [Abstract] |  |
Percentage of company's net sales from largest customers | 14.00% | 19.00%

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- Definition Entity wide revenue major countries percentage. + References No definition available. + Details
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- Definition Minimum percentage of revenue greater than specified country. + References No definition available. + Details
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- Definition Number of countries having specified percentage of revenue. + References No definition available. + Details
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- Definition Percentage of revenue generated from a single external customer that accounts for 10 percent or more of an entity's revenues. + References No definition available. + Details
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