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Note 6 - Leases (Tables) | 12 Months Ended
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Dec. 31, 2021
Notes Tables |
Lease, Cost [Table Text Block] |
|  | 2021 |  |  | 2020 |
Components of lease costs: |  |  |  |  |  |  |  |
Operating lease costs |  | $ | 450 |  |  | $ | 431 |
Short-term lease costs |  |  | 322 |  |  |  | 336 |
Finance lease costs |  |  | 140 |  |  |  | 144 |
Total lease costs |  | $ | 912 |  |  | $ | 911 |
Schedule of Lessee, Leases, Weighted Average Remaining Term and Discount Rate [Table Text Block] |
|  | December 31, 2021 |  |  | December 31, 2020 |
Weighted average remaining lease term (years): |  |  |  |  |  |  |  |
Operating leases |  |  | 1.8 |  |  |  | 2.1 |
Finance leases |  |  | 2.3 |  |  |  | 3.3 |
Weighted average discount rate: |  |  |  |  |  |  |  |
Operating leases |  |  | 3.25 | % |  |  | 3.25 | %
Finance leases |  |  | 3.25 | % |  |  | 3.25 | %
Schedule of Components of Lease Assets and Liabilities [Table Text Block] |
|  | December 31, 2021 |
|  | Operating Leases |  |  | Financing Leases |  |  | Total Leases |
Other assets - right-of-use assets |  | $ | 840 |  |  | $ | 300 |  |  | $ | 1,140 |
Lease liabilities included in: |  |  |  |  |  |  |  |  |  |  |  |
Accrued expenses - current portion of lease liabilities |  | $ | 450 |  |  | $ | 130 |  |  | $ | 580 |
Other long-term liabilities - non-current portion of lease liabilities |  |  | 380 |  |  |  | 180 |  |  |  | 560 |
Total lease liabilities |  | $ | 830 |  |  | $ | 310 |  |  | $ | 1,140 |
|  | December 31, 2020 |
|  | Operating Leases |  |  | Financing Leases |  |  | Total Leases |
Other assets - right-of-use assets |  | $ | 1,250 |  |  | $ | 420 |  |  | $ | 1,670 |
Lease liabilities included in: |  |  |  |  |  |  |  |  |  |  |  |
Accrued expenses - current portion of lease liabilities |  | $ | 580 |  |  | $ | 130 |  |  | $ | 710 |
Other long-term liabilities - non-current portion of lease liabilities |  |  | 650 |  |  |  | 310 |  |  |  | 960 |
Total lease liabilities |  | $ | 1,230 |  |  | $ | 440 |  |  | $ | 1,670 |
Lessee, Lease Liability, Maturity [Table Text Block] |
|  | December 31, 2021 |
2022 |  | $ | 607 |
2023 |  |  | 422 |
2024 |  |  | 123 |
2025 |  |  | 25 |
2026 |  |  | 1 |
Thereafter |  |  | 9 |
Total lease payments |  | $ | 1,187 |
Less: Interest |  |  | (47 | )
Present value of lease liabilities |  | $ | 1,140 |
|  | December 31, 2020 |
2021 |  | $ | 752 |
2022 |  |  | 547 |
2023 |  |  | 348 |
2024 |  |  | 86 |
2025 |  |  | 11 |
Thereafter |  |  | 6 |
Total lease payments |  | $ | 1,750 |
Less: Interest |  |  | (80 | )
Present value of lease liabilities |  | $ | 1,670 |

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- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980 + Details
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