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Note 13 - Derivatives - Derivative Instruments (Details) - Interest Rate Swap [Member] - Cash Flow Hedging [Member] - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
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Other Noncurrent Liabilities [Member] |  |  |
Derivatives, notional amount |  | $ 27,289 |
Derivatives, fair value | [1] | $ (747) |
Other Assets [Member] |  |  |
Derivatives, notional amount |  |  | $ 28,821
Derivatives, fair value | [1] |  | $ (603)
[1] | See Note 14 for the fair value measurements related to these financial instruments.

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- Definition Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=117331979&loc=d3e41228-113958 + Details
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- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5579245-113959 + Details
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- Details
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