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Note 11 - Earnings Per Common Share (Tables) | 12 Months Ended
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Dec. 31, 2024
Notes Tables |
Schedule of Weighted Average Number of Shares [Table Text Block] |
|  | Year Ended December 31,
(in thousands, except for share data) |  | 2024 |  | 2023
Numerator for EPS: |  |  |  |  |  |  |  |
Income from continuing operations |  | $ | 522 |  |  | $ | 345 |
Less: Net income from continuing operations attributable to non-controlling interests |  |  | 90 |  |  |  | 48 |
Income attributable to LGL Group common stockholders from continuing operations |  |  | 432 |  |  |  | 297 |
(Loss) income from discontinued operations, net of tax |  |  | — |  |  |  | (28 | )
Net income attributable to LGL Group common stockholders |  | $ | 432 |  |  | $ | 269 |
Denominator for EPS: |  |  |  |  |  |  |  |
Weighted average common shares outstanding - basic |  |  | 5,352,937 |  |  |  | 5,352,937 |
Dilutive effects (a): |  |  |  |  |  |  |  |
Warrants |  |  | 192,310 |  |  |  | — |
Restricted stock |  |  | 8,576 |  |  |  | — |
Weighted average common shares outstanding - diluted |  |  | 5,553,823 |  |  |  | 5,352,937 |
Income (loss) per common share attributable to LGL Group common stockholders: |  |  |  |  |  |  |  |
Basic: |  |  |  |  |  |  |  |
Income from continuing operations |  | $ | 0.08 |  |  | $ | 0.06 |
(Loss) income from discontinued operations |  |  | — |  |  |  | (0.01 | )
Net income attributable to LGL Group common stockholders |  | $ | 0.08 |  |  | $ | 0.05 |
Diluted: |  |  |  |  |  |  |  |
Income from continuing operations |  | $ | 0.08 |  |  | $ | 0.06 |
(Loss) income from discontinued operations |  |  | — |  |  |  | (0.01 | )
Net income attributable to LGL Group common stockholders |  | $ | 0.08 |  |  | $ | 0.05 |

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