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Note 5 - Operating Lease Right-of-use Asset, Net (Tables) | 12 Months Ended
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Dec. 31, 2021
Notes Tables |
Lease, Cost [Table Text Block] |
|  | December 31, |  |  | December 31, |
|  | 2021 |  |  | 2020 |
Straight-line rent expense recognized for operating lease |  | $ | 623 |  |  | $ | 601 |
Variable rent expense recognized for operating lease |  |  | 322 |  |  |  | 395 |
Total rent expense |  | $ | 945 |  |  | $ | 996 |
Weighted average remaining lease term (in years) |  |  | 5.1 |  |  |  | 1.0 |
Weighted average discount rate |  |  | 10.74 | % |  |  | 12.05 | %
Schedule of Operating Leases Cash Flow Information [Table Text Block] |
|  | December 31, |  |  | December 31, |
|  | 2021 |  |  | 2020 |
Cash paid for amounts included in the measurement of lease liabilities |  | $ | 686 |  |  | $ | 630 |
Cash lease expense (imputed interest expense component of net income) |  |  | 43 |  |  |  | 103 |
Total rent expense |  | $ | 729 |  |  | $ | 733 |
Lessee, Operating Lease, Liability, Maturity [Table Text Block] |
For the years ending December 31, |  |  |  |
2022 |  | $ | 424 |
2023 |  |  | 471 |
2024 |  |  | 485 |
2025 |  |  | 499 |
2026 |  |  | 514 |
Thereafter |  |  | 43 |
Total undiscounted lease payments |  |  | 2,436 |
Less imputed interest |  |  | 568 |
Total operating lease liabilities |  | $ | 1,868 |

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- Definition Tabular disclosure of operating leases related to cash flow information. + References No definition available. + Details
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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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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980 + Details
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