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Note 10 - Fair Value of Financial Instruments (Details Textual) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2017 | Mar. 31, 2016 | Dec. 31, 2016
Financial Assets at Fair Value Option | $ 30,400 |  | $ 30,400
Financial Liabilities at Fair Value Option | 34,500 |  | 34,000
Fair Value, Option, Changes in Fair Value, Gain (Loss) | (378) | $ (987) |
Financial Liabilites at Fair Value Option Contractual Principal | 61,900 |  | 61,900
Financial Liabilities at Fair Value Option Accrued Interest Payable | $ 200 |  | 100
Fair Value Inputs, Discount Rate | 85.00% |  |
Fair Value, Measurements, Nonrecurring [Member] |  |  |
Financial and Nonfinancial Liabilities, Fair Value Disclosure | $ 0 |  | $ 0
Interest Rate Swap [Member] |  |  |
Fair Value, Option, Changes in Fair Value, Gain (Loss) | $ 200 | $ (2,100) |

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- Definition The fair value option of financial assets. + References No definition available. + Details
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Balance Type: | debit
Period Type: | instant

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- Definition The fair value of the option contractual principal. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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- Definition The fair value option of financial liabilities. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition The fair value of the accrued interest payable on the option. + References No definition available. + Details
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- Definition Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 + Details
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- Definition For each line item in the statement of financial position, the amounts of gains and losses from fair value changes included in earnings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=75031198&loc=d3e14172-108612 + Details
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- Definition Fair value of financial and nonfinancial obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 + Details
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- Details
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- Details
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