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Note 2 - Leases (Tables) | 12 Months Ended
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Dec. 31, 2020
Notes Tables |
Lease, Cost [Table Text Block] |
|  | December 31, |
|  | 2020 |  |  | 2019 |
Finance lease expense: |  |  |  |  |  |  |  |
Amortization expense |  | $ | 425 |  |  | $ | 481 |
Interest expense |  |  | 261 |  |  |  | 348 |
Operating lease expense |  |  | 1,406 |  |  |  | 1,406 |
Variable lease expense |  |  | 317 |  |  |  | 272 |
Total lease expense |  | $ | 2,409 |  |  | $ | 2,507 |
Supplemental Cash Flow Information Related to Leases [Table Text Block] |
|  | December 31, |
|  | 2020 |  |  | 2019 |
Cash paid for amounts included in the measurement of lease liabilities: |  |  |  |  |  |  |  |
Operating cash flows from operating leases |  | $ | 1,363 |  |  | $ | 1,436 |
Operating cash flows from finance leases |  |  | 261 |  |  |  | 348 |
Financing cash flows from finance leases |  |  | 715 |  |  |  | 632 |
Lessee, Operating and Finance Lease, Liability, Maturity [Table Text Block] |
|  | Operating |  |  | Finance |
|  | Leases |  |  | Leases |
Next 12 months |  | $ | 1,476 |  |  | $ | 612 |
12 to 24 months |  |  | 1,492 |  |  |  | 612 |
24 to 36 months |  |  | 1,509 |  |  |  | 612 |
36 to 48 months |  |  | 1,318 |  |  |  | 559 |
48 to 60 months |  |  | 1,231 |  |  |  | 550 |
Thereafter |  |  | 1,700 |  |  |  | 46 |
Total lease payments |  |  | 8,726 |  |  |  | 2,991 |
Less imputed interest |  |  | (1,820 | ) |  |  | (671 | )
Total |  | $ | 6,906 |  |  | $ | 2,320 |
Lease Terms and Discount Rates for Leases [Table Text Block] |
|  | December 31, |
|  | 2020 |  |  | 2019 |
Weighted-average remaining lease term (years): |  |  |  |  |  |  |  |
Operating leases |  |  | 6.2 |  |  |  | 7.1 |
Finance leases |  |  | 4.9 |  |  |  | 5.3 |
Weighted-average discount rate (percentage): |  |  |  |  |  |  |  |
Operating leases |  |  | 8.0 |  |  |  | 8.0 |
Finance leases |  |  | 10.2 |  |  |  | 10.3 |

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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=121609121&loc=SL77918686-209980 + Details
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