Stockholders' Equity - Reserved Shares Of Common Stock (Details) - shares |
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
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| Class of Stock [Line Items] | |||
| Available for future grants | 805,749 | 1,065,003 | 443,565 |
| Warrants | 2,340,828 | ||
| Reserved shares | |||
| Class of Stock [Line Items] | |||
| Subject to outstanding options and restricted shares | 1,790,691 | ||
| Available for future grants | 805,749 | ||
| Convertible note-principal | 702,247 | ||
| Officer and Director Purchase Plan | 245,562 | ||
| Warrants | 2,340,828 | ||
| Total number of reserves | 5,885,077 |
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- Definition The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period. No definition available.
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- Definition It represents number of shares subject to outstanding options and restricted shares. No definition available.
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- Definition It representd number of shares issued for officers and directors in purchase plan. No definition available.
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Number of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Aggregate number of common shares reserved for future issuance. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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