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Note 17 - Quarterly Financial Data (Unaudited) (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Notes Tables |
Quarterly Financial Information [Table Text Block] |
|  | Three months ended
(in thousands, except share data) |  | March 31, 2024 |  | June 30, 2024 |  | September 30, 2024 |  | December 31, 2024
Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales |  | $ | 392 |  |  | $ | 531 |  |  | $ | 650 |  |  | $ | 653 |
Net investment income |  |  | 499 |  |  |  | 538 |  |  |  | 531 |  |  |  | 503 |
Net (losses) gains |  |  | (3 | ) |  |  | (1 | ) |  |  | (2 | ) |  |  | 1 |
Total revenues |  |  | 888 |  |  |  | 1,068 |  |  |  | 1,179 |  |  |  | 1,157 |
Expenses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Manufacturing cost of sales |  |  | 204 |  |  |  | 214 |  |  |  | 368 |  |  |  | 261 |
Engineering, selling and administrative |  |  | 605 |  |  |  | 617 |  |  |  | 673 |  |  |  | 651 |
Total expenses |  |  | 809 |  |  |  | 831 |  |  |  | 1,041 |  |  |  | 912 |
Income from continuing operations before income taxes |  |  | 79 |  |  |  | 237 |  |  |  | 138 |  |  |  | 245 |
Income tax expense |  |  | 36 |  |  |  | 76 |  |  |  | 48 |  |  |  | 17 |
Net income from continuing operations |  |  | 43 |  |  |  | 161 |  |  |  | 90 |  |  |  | 228 |
Loss from discontinued operations, net of tax |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Net income |  |  | 43 |  |  |  | 161 |  |  |  | 90 |  |  |  | 228 |
Less: Net income attributable to non-controlling interests |  |  | 22 |  |  |  | 24 |  |  |  | 18 |  |  |  | 26 |
Net income attributable to LGL Group common stockholders |  | $ | 21 |  |  | $ | 137 |  |  | $ | 72 |  |  | $ | 202 |
Income per common share attributable to LGL Group common stockholders: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic (b): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income from continuing operations |  | $ | 0.00 |  |  | $ | 0.03 |  |  | $ | 0.01 |  |  | $ | 0.04 |
Loss from discontinued operations |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Net income attributable to LGL Group common stockholders |  | $ | 0.00 |  |  | $ | 0.03 |  |  | $ | 0.01 |  |  | $ | 0.04 |
Diluted (b): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income from continuing operations |  | $ | 0.00 |  |  | $ | 0.02 |  |  | $ | 0.01 |  |  | $ | 0.04 |
Loss from discontinued operations |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Net income attributable to LGL Group common stockholders |  | $ | 0.00 |  |  | $ | 0.02 |  |  | $ | 0.01 |  |  | $ | 0.04 |
Weighted average shares outstanding: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  |  | 5,352,937 |  |  |  | 5,352,937 |  |  |  | 5,352,937 |  |  |  | 5,352,937 |
Diluted |  |  | 5,604,430 |  |  |  | 5,482,543 |  |  |  | 5,531,969 |  |  |  | 5,577,062 |
|  | Three months ended
(in thousands, except share data) |  | March 31, 2023 |  | June 30, 2023 |  | September 30, 2023 |  | December 31, 2023
Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales |  | $ | 441 |  |  | $ | 403 |  |  | $ | 438 |  |  | $ | 446 |
Net investment (loss) income |  |  | 198 |  |  |  | 275 |  |  |  | 544 |  |  |  | 549 |
Net gains (losses) (a) |  |  | 345 |  |  |  | 43 |  |  |  | (4 | ) |  |  | — |
Total revenues |  |  | 984 |  |  |  | 721 |  |  |  | 978 |  |  |  | 995 |
Expenses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Manufacturing cost of sales |  |  | 192 |  |  |  | 208 |  |  |  | 195 |  |  |  | 201 |
Engineering, selling and administrative |  |  | 542 |  |  |  | 645 |  |  |  | 584 |  |  |  | 465 |
Total expenses |  |  | 734 |  |  |  | 853 |  |  |  | 779 |  |  |  | 666 |
Income (loss) from continuing operations before income taxes |  |  | 250 |  |  |  | (132 | ) |  |  | 199 |  |  |  | 329 |
Income tax expense (benefit) |  |  | 65 |  |  |  | (2 | ) |  |  | 69 |  |  |  | 169 |
Income (loss) from continuing operations |  |  | 185 |  |  |  | (130 | ) |  |  | 130 |  |  |  | 160 |
Loss from discontinued operations, net of tax |  |  | (28 | ) |  |  | — |  |  |  | — |  |  |  | — |
Net income (loss) |  |  | 157 |  |  |  | (130 | ) |  |  | 130 |  |  |  | 160 |
Less: Net income attributable to non-controlling interests |  |  | — |  |  |  | — |  |  |  | 22 |  |  |  | 26 |
Net income (loss) attributable to LGL Group common stockholders |  | $ | 157 |  |  | $ | (130 | ) |  | $ | 108 |  |  | $ | 134 |
Income (loss) per common share attributable to LGL Group common shareholders: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic (b): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income (loss) from continuing operations |  | $ | 0.03 |  |  | $ | (0.02 | ) |  | $ | 0.02 |  |  | $ | 0.03 |
Loss from discontinued operations |  |  | (0.01 | ) |  |  | — |  |  |  | — |  |  |  | — |
Net income (loss) attributable to LGL Group common stockholders |  | $ | 0.03 |  |  | $ | (0.02 | ) |  | $ | 0.02 |  |  | $ | 0.03 |
Diluted (b): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income (loss) from continuing operations |  | $ | 0.03 |  |  | $ | (0.02 | ) |  | $ | 0.02 |  |  | $ | 0.02 |
Loss from discontinued operations |  |  | (0.01 | ) |  |  | — |  |  |  | — |  |  |  | — |
Net income (loss) attributable to LGL Group common stockholders |  | $ | 0.03 |  |  | $ | (0.02 | ) |  | $ | 0.02 |  |  | $ | 0.02 |
Weighted average shares outstanding: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  |  | 5,352,937 |  |  |  | 5,352,937 |  |  |  | 5,352,937 |  |  |  | 5,352,937 |
Diluted |  |  | 5,352,937 |  |  |  | 5,352,937 |  |  |  | 5,355,006 |  |  |  | 5,381,685 |

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- Definition Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 270 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482964/270-10-50-1 + Details
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