Note 1 - Summary of Significant Accounting Policies (Details Textual) - USD ($) |
1 Months Ended | |||
|---|---|---|---|---|
Sep. 30, 2016 |
Mar. 31, 2015 |
Jun. 30, 2017 |
Dec. 31, 2016 |
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| Notes Payable, Fair Value Disclosure | $ 0 | |||
| Derivative Liability | $ 63,000 | $ 63,000 | ||
| Accounting Standards Update 2016-09 [Member] | ||||
| Operating Loss Carryforwards | $ 15,300,000 | |||
| Nonsoftware License Arrangement [Member] | SpePharm AG [Member] | ||||
| Deferred Revenue, Additions | $ 2,000,000 | |||
| Deferred Revenue, Recognition Period | 2 years | |||
| Deferred Revenue, Revenue Recognized | $ 417,000 | |||
| X | ||||||||||
- Definition Represents the period over which deferred revenue is recognized as it is earned. No definition available.
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| X | ||||||||||
- Definition Amount of deferred revenue recognized for transactions arising during the current reporting period. Deferred revenue is a liability as of the balance sheet date 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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of revenue recognized that was previously reported as deferred or unearned revenue. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Fair value portion of notes payable. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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