Summary of Significant Accounting Policies (Details 2) - USD ($) |
3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
Jun. 30, 2018 |
Jun. 30, 2017 |
Jun. 30, 2018 |
Jun. 30, 2017 |
Jan. 02, 2018 |
Dec. 31, 2017 |
|
| Liabilities: | ||||||
| Deferred Revenue | $ 2,723,000 | $ 2,723,000 | $ 2,952,000 | $ 12,313,600 | ||
| Stockholders' Equity: | ||||||
| Accumulated Deficit | (87,498,357) | (87,498,357) | $ (82,338,775) | $ (91,816,655) | ||
| Collaboration Revenue | 242,012 | $ 148,290 | 1,338,020 | $ 332,822 | ||
| Operating Loss Before Other Expenses | (2,798,318) | (5,177,367) | ||||
| Net Loss | (2,780,255) | (3,326,863) | (5,159,582) | (6,246,517) | ||
| Comprehensive Loss | (2,778,249) | $ (3,324,007) | (5,156,342) | $ (6,243,596) | ||
| Previous Accounting Guidances [Member] | ||||||
| Liabilities: | ||||||
| Deferred Revenue | 13,341,100 | 13,341,100 | ||||
| Stockholders' Equity: | ||||||
| Accumulated Deficit | (98,116,457) | (98,116,457) | ||||
| Collaboration Revenue | 0 | 0 | ||||
| Operating Loss Before Other Expenses | (3,040,330) | (6,515,387) | ||||
| Net Loss | (3,022,267) | (6,497,602) | ||||
| Comprehensive Loss | (3,020,261) | (6,494,362) | ||||
| Adopting New Revenue Guidance [Member] | ||||||
| Liabilities: | ||||||
| Deferred Revenue | (10,618,100) | (10,618,100) | ||||
| Stockholders' Equity: | ||||||
| Accumulated Deficit | 10,618,100 | 10,618,100 | ||||
| Collaboration Revenue | 242,012 | 1,338,020 | ||||
| Operating Loss Before Other Expenses | 242,012 | 1,338,020 | ||||
| Net Loss | 242,012 | 1,338,020 | ||||
| Comprehensive Loss | $ 242,012 | $ 1,338,020 | ||||
| X | ||||||||||
- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of deferred revenue as of balance sheet date. Deferred revenue represents collections of cash or other assets related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP. No definition available.
|
| X | ||||||||||
- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The cumulative amount of the reporting entity's undistributed earnings or deficit. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|