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Subsequent Event - Additional information (Detail) (USD $) | 12 Months Ended |
--- | --- | ---
Sep. 30, 2013 | Oct. 26, 2012
Subsequent Event [Line Items] |  |
Lease agreement minimum future rental commitment under this lease | $ 280,432 |
Total loan amount after additional borrowing |  | 18,400,000
Effective interest rate Current | 3.25% |
Spread on reference rate | 0.75% |
Effective interest rate | 4.00% |
Due date of final installment of additional loan | Oct. 26, 2017 |
Unamortized loan costs balance | 197,418 |
Subsequent Event [Member] |  |
Subsequent Event [Line Items] |  |
Lease agreement extended period of operating lease | 3 years |
Lease agreement subsequent renewal period | 5 years |
Lease agreement minimum future rental commitment under this lease | 853,335 |
Rent expense for remaining period of lease | 23,703.68 |
Extended operating lease expiration date | Mar. 31, 2017 |
Loan costs incurred | 152,602 |
Unamortized loan costs balance | 345,980 |
Period to amortize loan fee | 48 months |
Loan amendment date | Nov. 01, 2013 |
Subsequent Event [Member] | Notes [Member] |  |
Subsequent Event [Line Items] |  |
Increase in outstanding loan | 13,133,333 |
Total loan amount after additional borrowing | 30,000,000 |
Number of Monthly Installments | 47 |
Required monthly loan principal repayment | 312,500 |
Effective interest rate Current | 3.25% |
Spread on reference rate | 0.75% |
Effective interest rate | 4.00% |
Due date of final installment of additional loan | Oct. 26, 2017 |
Unamortized loan costs balance | $ 345,980 |

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- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Including the current and noncurrent portions, aggregate carrying value as of the balance sheet date of loans payable (with maturities initially due after one year or beyond the operating cycle if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16(a)(2)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 + Details
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- Definition Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 + Details
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- Definition The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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