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Intangible Assets - Schedule of Intangible Asset (Detail) (USD $) | 12 Months Ended
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Sep. 30, 2012 | Sep. 30, 2011
Finite Lived And Indefinite Lived Intangible Assets [Line Items] |  |
Intangible assets not subject to amortization, beginning balance | $ 0 | $ 0
Intangible assets not subject to amortization, Amortization | 0 | 0
Intangible assets not subject to amortization, ending balance | 3,117,322 | 0
Intangible assets subject to amortization, beginning balance | 1,731,211 | 1,973,019
Amortization | (293,964) | (241,808)
Intangible assets subject to amortization, ending balance | 1,667,247 | 1,731,211
Balance at September 30, 2010 |  | 1,973,019
Amortization | (293,964) | (241,808)
Balance at September 30, 2011 | 4,784,569 | 1,731,211
Madison acquisition [Member] |  |
Finite Lived And Indefinite Lived Intangible Assets [Line Items] |  |
Intangible assets subject to amortization, Additions | 230,000 |
Intangible assets not subject to amortization, Additions | 944,935 |
Additions | 1,174,935 |
Alvos acquisition [Member] |  |
Finite Lived And Indefinite Lived Intangible Assets [Line Items] |  |
Intangible assets subject to amortization, Additions | 0 |
Intangible assets not subject to amortization, Additions | 2,172,387 |
Additions | $ 2,172,387 |

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- Definition Finite And Indefinite Lived Intangible Assets Net Beginning Balance + References No definition available. + Details
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- Definition Finite And Indefinite Lived Intangible Assets Net Ending Balance + References No definition available. + Details
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- Definition Indefinite Lived Intangible Assets Accumulated Amortization + References No definition available. + Details
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- Definition Intangible Assets Additions + References No definition available. + Details
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- Definition The aggregate cost of a major indefinite-lived intangible asset class acquired, during the period, either individually or as part of a group of assets (in either an asset acquisition or business combination). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16265-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 44 -Subparagraph b -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 The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph a(2) -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275 + Details
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph a(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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