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Note 20 - Paycheck Protection Program (Details Textual) - USD ($) $ in Thousands |  |  | 12 Months Ended
--- | --- | --- | ---
May 24, 2021 | May 06, 2020 | Dec. 31, 2021 | Dec. 31, 2020
Paycheck Protection Program CARES Act [Member] |  |  |  |
Other Nonoperating Income |  |  | $ 0 | $ 900
Paycheck Protection Program CARES Act [Member] | Wells Fargo Bank [Member] |  |  |  |
Proceeds from Issuance of Long-term Debt, Total |  | $ 900 |  |
Gain (Loss) on Extinguishment of Debt, Total | $ 900 |  |  |

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- Definition Amount of income related to nonoperating activities, classified as other. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(7)(d)) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
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