Note 9 - Accounts Payable, Accrued Liabilities and Other (Details Textual) - USD ($) |
Jun. 30, 2017 |
Dec. 31, 2016 |
|---|---|---|
| Accounts Payable, Portion Under Dispute | $ 210,000 | |
| Accounts Payable [Member] | Director Fees and Scientific Advisory Board Fees [Member] | ||
| Due to Related Parties, Current | 1,000 | $ 116,000 |
| Accrued Liabilities and Other [Member] | Executive Bonuses, Director Fees, Deferred Salary, and Scientific Advisory Board Fees [Member] | ||
| Due to Related Parties, Current | $ 64,000 | $ 106,000 |
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- Definition Represents the portion of accounts payable disputed by the reporting entity as of the balance sheet date. No definition available.
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- Definition Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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