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Note 13 - Net Income (Loss) Per-share (Tables) | 12 Months Ended
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Dec. 31, 2021
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Years Ended |
|  | December 31, |
|  | 2021 |  |  | 2020 |
Basic net income (loss) per share: |  |  |  |  |  |  |  |
Numerator: |  |  |  |  |  |  |  |
Net income (loss) |  | $ | (1,297 | ) |  | $ | 79 |
Denominator: |  |  |  |  |  |  |  |
Weighted-average shares of common stock outstanding |  |  | 18,363 |  |  |  | 17,820 |
Basic net income (loss) per share |  | $ | (0.07 | ) |  | $ | 0.00 |
Diluted net income (loss) per share: |  |  |  |  |  |  |  |
Numerator: |  |  |  |  |  |  |  |
Net income (loss) |  | $ | (1,297 | ) |  | $ | 79 |
Plus interest expense on convertible debt |  |  | - |  |  |  | - |
|  | $ | (1,297 | ) |  | $ | 79 |
Denominator: |  |  |  |  |  |  |  |
Weighted-average shares of common stock outstanding |  |  | 18,363 |  |  |  | 17,820 |
Dilutive options and warrants outstanding |  |  | - |  |  |  | 3,168 |
Number of shares used in diluted per-share computation |  |  | 18,363 |  |  |  | 20,988 |
Diluted net income (loss) per share |  | $ | (0. 07 | ) |  | $ | 0.00 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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