Description of the Business and Liquidity (Details Narrative) - USD ($) |
1 Months Ended | 6 Months Ended | 12 Months Ended | ||||
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May 31, 2017 |
Jun. 30, 2018 |
Dec. 31, 2017 |
Sep. 30, 2018 |
Sep. 30, 2017 |
Jun. 30, 2017 |
Dec. 31, 2016 |
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Cumulative net loss | $ (101,036,117) | $ (105,981,646) | |||||
Cash and cash equivalents | 9,289,831 | $ 3,710,947 | $ 11,028,973 | $ 1,969,597 | $ 3,315,774 | ||
2017 Private Placement [Member] | |||||||
Proceeds from issuance of private placement | $ 13,250,000 | ||||||
Agents' fees and offering expenses | $ 1,300,000 | ||||||
12% Junior Secured Notes Payable 2014 [Member] | |||||||
Debt face amount | $ 1,975,000 | $ 1,975,000 | |||||
Maturity date | Mar. 25, 2019 | Mar. 25, 2019 | |||||
Notes Payable Matures December 2018 [Member] | Notes Payable [Member] | |||||||
Maturity date | Dec. 31, 2018 | ||||||
Notes Payable Matures March 2019 [Member] | Notes Payable [Member] | |||||||
Maturity date | Mar. 31, 2019 |
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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Face (par) amount of debt instrument at time of issuance. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The cash inflow associated with the amount received from entity's raising of capital via private rather than public placement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The cumulative amount of the reporting entity's undistributed earnings or deficit. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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