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.

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Face (par) amount of debt instrument at time of issuance.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of the cost of borrowed funds accounted for as interest expense.

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Note 11 - Convertible Notes (Details Textual) - USD ($) $ in Thousands		1 Months Ended	12 Months Ended
	Oct. 24, 2016	May 31, 2015	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Oct. 23, 2016
Interest Expense			$ 0	$ 1,736	$ 1,386
The 2015 Notes [Member] \| Convertible Debt [Member]
Debt Instrument, Face Amount		$ 7,200
Debt Instrument, Interest Rate, Stated Percentage		8.00%
Debt Instrument, Term		1 year 180 days
Debt Conversion, Converted Instrument, Shares Issued	5,620,332
The October 2016 Convertible Notes [Member] \| Convertible Debt [Member]
Debt Instrument, Face Amount						$ 4,400
Debt Instrument, Interest Rate, Stated Percentage						8.00%
The October 2016 Convertible Notes [Member] \| Convertible Debt [Member] \| Merger [Member] \| Common Stock [Member]
Debt Conversion, Converted Instrument, Shares Issued	2,470,771