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Note 5 - Intangible Assets (Tables) | 3 Months Ended
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Mar. 31, 2022
Notes Tables |
Schedule of Finite-Lived Intangible Assets [Table Text Block] |
|  | March 31, 2022 |  |  | December 31, 2021 |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Remaining |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Remaining |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Weighted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Weighted |
|  |  |  |  |  |  |  |  |  | Accumulated |  |  | Net |  |  | Average |  |  |  |  |  |  |  |  |  |  | Accumulated |  |  | Net |  |  | Average |
|  | Cost |  |  | Accumulated |  |  | Impairment |  |  | Book |  |  | Amortization |  |  |  |  |  |  | Accumulated |  |  | Impairment |  |  | Book |  |  | Amortization |
|  | Basis |  |  | Amortization |  |  | Charges |  |  | Value |  |  | Period |  |  | Cost |  |  | Amortization |  |  | Charges |  |  | Value |  |  | Period |
Intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Noncompete agreements |  | $ | 170 |  |  | $ | (146 | ) |  | $ | — |  |  | $ | 24 |  |  |  | 0.8 |  |  | $ | 170 |  |  | $ | (139 | ) |  | $ | — |  |  | $ | 31 |  |  |  | 1.1 |
Customer relationships |  |  | 15,979 |  |  |  | (7,361 | ) |  |  | (7,592 | ) |  |  | 1,026 |  |  |  | 3.8 |  |  |  | 15,979 |  |  |  | (7,284 | ) |  |  | (7,592 | ) |  |  | 1,103 |  |  |  | 4.0 |
Trade names |  |  | 9,099 |  |  |  | (6,880 | ) |  |  | — |  |  |  | 2,219 |  |  |  | 5.5 |  |  |  | 9,099 |  |  |  | (6,780 | ) |  |  | — |  |  |  | 2,319 |  |  |  | 5.8 |
Intangible assets |  | $ | 25,248 |  |  | $ | (14,387 | ) |  | $ | (7,592 | ) |  | $ | 3,269 |  |  |  | 5.0 |  |  | $ | 25,248 |  |  | $ | (14,203 | ) |  | $ | (7,592 | ) |  | $ | 3,453 |  |  |  | 5.2 |
Finite-Lived Intangible Assets Amortization Expense [Table Text Block] |
2022 |  | $ | 550 |
2023 |  |  | 664 |
2024 |  |  | 661 |
2025 |  |  | 661 |
2026 |  |  | 422 |
2027 and thereafter |  |  | 311 |
Total |  | $ | 3,269 |

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