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Note 1 - Basis of Presentation - Allocations to Reportable Segments (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Depreciation and amortization | $ 1,454,000 | $ 1,644,000 | $ 4,411,000 | $ 4,501,000
Interest expense | 392,000 | 336,000 | 1,253,000 | 1,070,000
Interest income | 34,000 | 63,000 | 157,000 | 252,000
Income tax expense | 48,000 | (169,000) | (296,000) | (244,000)
Medical Equipment Leasing [Member] |  |  |  |
Interest expense | 370,000 | 304,000 | 1,173,000 | 972,000
Income tax expense | (31,000) | (276,000) | (195,000) | (415,000)
Direct Patient Services [Member] |  |  |  |
Interest expense | 22,000 | 32,000 | 80,000 | 98,000
Income tax expense | 79,000 | 107,000 | (101,000) | 171,000
Medical Equipment Leasing [Member] |  |  |  |
Depreciation and amortization | 876,000 | 1,101,000 | 2,735,000 | 3,412,000
Interest income | 18,000 | 57,000 | 114,000 | 246,000
Direct Patient Services [Member] |  |  |  |
Depreciation and amortization | 578,000 | 543,000 | 1,676,000 | 1,089,000
Interest income | $ 16,000 | $ 6,000 | $ 43,000 | $ 6,000

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