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Note 5 - Intangible Assets - Intangible Assets (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2022 | Dec. 31, 2021
Cost Basis | $ 25,248 | $ 25,248
Accumulated Amortization | (14,754) | (14,203)
Accumulated Impairment Charges | (7,592) | (7,592)
Intangible assets, net | $ 2,902 | $ 3,453
Remaining Average Amortization Period (Year) | 4 years 6 months | 5 years 2 months 12 days
Noncompete Agreements [Member] |  |
Cost Basis | $ 170 | $ 170
Accumulated Amortization | (161) | (139)
Accumulated Impairment Charges | 0 | 0
Intangible assets, net | $ 9 | $ 31
Remaining Average Amortization Period (Year) | 3 months 18 days | 1 year 1 month 6 days
Customer Relationships [Member] |  |
Cost Basis | $ 15,979 | $ 15,979
Accumulated Amortization | (7,513) | (7,284)
Accumulated Impairment Charges | (7,592) | (7,592)
Intangible assets, net | $ 874 | $ 1,103
Remaining Average Amortization Period (Year) | 3 years 3 months 18 days | 4 years
Trade Names [Member] |  |
Cost Basis | $ 9,099 | $ 9,099
Accumulated Amortization | (7,080) | (6,780)
Accumulated Impairment Charges | 0 | 0
Intangible assets, net | $ 2,019 | $ 2,319
Remaining Average Amortization Period (Year) | 5 years | 5 years 9 months 18 days

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