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Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Revenue | $ 8,419 | $ 9,857
Selling, general and administrative expenses | 5,619 | 5,844
Depreciation and amortization | 698 | 697
Income from operations | 2,102 | 3,316
Other miscellaneous income | 37 | 43
Interest income | 136 | 46
Interest and other financing expense | (243) | (540)
Net income before income taxes | 2,032 | 2,865
Provision for income taxes | 340 | 547
Net income from continuing operations | 1,692 | 2,318
(Loss) income from discontinued operations, net of tax | (73) | 312
Net income | $ 1,619 | $ 2,630
Basic earnings (loss) per share |  |
Continuing operations (in dollars per share) | $ 0.12 | $ 0.17
Discontinued operations (in dollars per share) | 0 | 0.02
Total (in dollars per share) | 0.12 | 0.19
Diluted earnings (loss) per share |  |
Continuing operations (in dollars per share) | 0.12 | 0.17
Discontinued operations (in dollars per share) | 0 | 0.02
Total (in dollars per share) | $ 0.12 | $ 0.19
Weighted average shares outstanding |  |
Basic (in shares) | 13,800 | 13,707
Diluted (in shares) | 13,886 | 13,782
Royalty [Member] |  |
Revenue | $ 7,831 | $ 9,323
Service [Member] |  |
Revenue | $ 588 | $ 534

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