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Note 1 - Basis of Presentation - Allocations to Reportable Segments (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Depreciation and amortization | $ 1,644,000 | $ 1,265,000 | $ 4,501,000 | $ 3,874,000
Interest expense | 336,000 | 277,000 | 1,070,000 | 825,000
Interest income | 63,000 | 149,000 | 252,000 | 346,000
Income tax expense | (169,000) | 60,000 | (244,000) | 93,000
Medical Equipment Leasing [Member] |  |  |  |
Depreciation and amortization | 1,101,000 | 1,088,000 | 3,412,000 | 3,341,000
Interest expense | 304,000 | 277,000 | 972,000 | 825,000
Interest income | 57,000 | 149,000 | 246,000 | 346,000
Income tax expense | (276,000) | 21,000 | (415,000) | 34,000
Direct Patient Services [Member] |  |  |  |
Depreciation and amortization | 543,000 | 177,000 | 1,089,000 | 533,000
Interest expense | 32,000 | 0 | 98,000 | 0
Interest income | 6,000 | 0 | 6,000 | 0
Income tax expense | $ 107,000 | $ 39,000 | $ 171,000 | $ 59,000

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