| Commitments and Contingencies - Commitments as a Result of Acquisitions (Details) (USD $) | Mar. 31, 2013 | Sep. 30, 2012 | 
|---|---|---|
| FAME [Member] | ||
| Commitments [Line Items] | ||
| Maximum additional consideration as a result of acquisitions | $ 865,000 | |
| AEG [Member] | ||
| Commitments [Line Items] | ||
| Maximum additional consideration as a result of acquisitions | 5,000,000 | |
| Accrued valuation estimate | $ 1,075,112 | 
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- Definition Business Combination, Contingent Consideration, Current Commitments Valuation Accrual No definition available. 
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- Details 
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- Definition For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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