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Note 9 - Net Income Per Share (Tables) | 9 Months Ended
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Sep. 30, 2021
Notes Tables |
Schedule of Weighted Average Number of Shares [Table Text Block] |
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Basic weighted average common shares outstanding |  |  | 7,531 |  |  |  | 7,495 |  |  |  | 7,522 |  |  |  | 7,480 |
Weighted average common equivalent shares due to restricted stock, stock options and RSUs |  |  | 66 |  |  |  | 60 |  |  |  | 63 |  |  |  | 67 |
Diluted weighted average common shares outstanding |  |  | 7,597 |  |  |  | 7,555 |  |  |  | 7,585 |  |  |  | 7,547 |

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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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