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Fair Value of Financial Instruments (Tables) | 12 Months Ended
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Sep. 30, 2017
Fair Value Disclosures [Abstract] |
Key Assumptions Used in Valuation of Warrants | Key assumptions used in the valuation of the warrants at issuance include the following:
Risk free interest rate | 1.63 | %
Contractual term | 5 years |
Dividend yield | — | %
Expected lives | 5 years |
Expected volatility | 147 | %
Fair value per warrant | $5.71
Change in Level 3 Liabilities | Change in Level 3 liabilities for the year ended September 30, 2017:
| Beginning Balance |  | Realized/Unrealized |  | Purchases and |  | Ending Balance |  |  | Change in Unrealized (gains) losses for liabilities held at
| October 1, 2016 |  | (Gains) Losses |  | Settlements |  | September 30, 2017 |  |  | September 30, 2017
Warrant issued to acquire common stock | $ | 204 |  |  | $ | 102 |  |  | $ | — |  |  | $ | 306 |  |  |  | $ | 102 |

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- Definition Tabular disclosure of the inputs and valuation techniques used to measure fair value, and a discussion of changes in valuation techniques and related inputs, if any, applied during the period to each separate class of assets, liabilities, and financial instruments classified in shareholders' equity that are measured on a recurring and/or nonrecurring basis. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of the fair value measurement of liabilities using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets), and gains or losses recognized in other comprehensive income (loss) and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs) by class of liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19279-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 + Details
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