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Note 1 - Summary of Significant Accounting Policies - Intangible Assets (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019
Accumulated amortization | $ (15,625) | $ (11,835)
Total intangible assets | 74,371 | 74,371
Trade Names [Member] |  |
Trade names | $ 31,430 | 31,430
Customer Relationships [Member] |  |
Weighted average life (Year) | 12 years 8 months 12 days |
Gross carrying amount | $ 41,530 | 41,530
Accumulated amortization | $ (14,773) | (11,246)
Noncompete Agreements [Member] |  |
Weighted average life (Year) | 5 years 4 months 24 days |
Gross carrying amount | $ 1,411 | 1,411
Accumulated amortization | $ (852) | $ (589)

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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X
- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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