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Note 11 - Earnings Per Share ("EPS") (Tables) | 3 Months Ended
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Mar. 31, 2024
Notes Tables |
Schedule of Weighted Average Number of Shares [Table Text Block] |
|  | Three Months Ended March 31,
|  | 2024 |  | 2023
Numerator for EPS: |  |  |  |  |  |  |  |
Income from continuing operations |  | $ | 43 |  |  | $ | 185 |
Less: Net income from continuing operations attributable to non-controlling interests |  |  | 22 |  |  |  | — |
Income attributable to LGL Group common shareholders from continuing operations |  |  | 21 |  |  |  | 185 |
Income from discontinued operations, net of tax |  |  | — |  |  |  | (28 | )
Net income attributable to LGL Group common stockholders |  | $ | 21 |  |  | $ | 157 |
Denominator for EPS: |  |  |  |  |  |  |  |
Weighted average common shares outstanding - basic |  |  | 5,352,937 |  |  |  | 5,352,937 |
Dilutive effects (a): |  |  |  |  |  |  |  |
Warrants |  |  | 246,422 |  |  |  | — |
Restricted stock |  |  | 5,071 |  |  |  | — |
Weighted average common shares outstanding - diluted |  |  | 5,604,430 |  |  |  | 5,352,937 |
Income per common share attributable to LGL Group common stockholders: |  |  |  |  |  |  |  |
Basic (b): |  |  |  |  |  |  |  |
Income from continuing operations |  | $ | 0.00 |  |  | $ | 0.03 |
Income from discontinued operations |  |  | — |  |  |  | (0.01 | )
Net income attributable to LGL Group common stockholders |  | $ | 0.00 |  |  | $ | 0.03 |
Diluted (b): |  |  |  |  |  |  |  |
Income from continuing operations |  | $ | 0.00 |  |  | $ | 0.03 |
Income from discontinued operations |  |  | — |  |  |  | (0.01 | )
Net income attributable to LGL Group common stockholders |  | $ | 0.00 |  |  | $ | 0.03 |

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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 -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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