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Summary of Significant Accounting Policies (Details 3) (USD $) |  |  | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended
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Jun. 30, 2013 | Sep. 30, 2012 | Jun. 30, 2013 Net sales Major Customers item | Jun. 30, 2012 Net sales Major Customers item | Jun. 30, 2013 Net sales Major Customers item | Jun. 30, 2012 Net sales Major Customers item | Jun. 30, 2013 Net sales Major Customers Eclipse Aerospace | Jun. 30, 2012 Net sales Major Customers Eclipse Aerospace | Jun. 30, 2013 Net sales Major Customers Eclipse Aerospace | Jun. 30, 2012 Net sales Major Customers Eclipse Aerospace | Jun. 30, 2013 Net sales Major Customers L3 Communications | Jun. 30, 2013 Net sales Major Customers FedEx | Jun. 30, 2012 Net sales Major Customers FedEx | Jun. 30, 2012 Net sales Major Customers FedEx | Jun. 30, 2013 Net sales Major Customers American Airlines | Jun. 30, 2013 Net sales Major Customers American Airlines | Jun. 30, 2012 Net sales Major Customers US Department of Defense | Jun. 30, 2012 Net sales Major Customers Boeing | Jun. 30, 2012 Net sales Major Customers National Nuclear Security Administration | Jun. 30, 2013 Inventory purchases Major Suppliers item | Jun. 30, 2013 Inventory purchases Major Suppliers item
Concentrations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of major customers |  |  | 3 | 4 | 2 | 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Concentrations risk (as a percent) |  |  |  |  |  |  | 29.00% | 19.00% | 27.00% | 23.00% | 10.00% | 10.00% | 18.00% | 14.00% | 9.00% | 14.00% | 16.00% | 12.00% | 11.00% |  |
Number of major suppliers |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 | 1
Concentration of Credit Risk |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reserves for doubtful accounts | $ 175,000 | $ 175,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5074-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 4 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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