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Note 5 - Acquisitions and Discontinued Operations - Financial Information From Discontinued Operations (Details) - Leased Real Estate [Member] - Discontinued Operations, Held-for-Sale or Disposed of by Sale [Member] $ in Thousands	3 Months Ended
	Mar. 31, 2024 USD ($)
Rental revenue	$ 373
Total revenues	373
Cost of services sold	53
General and administrative expenses	60
Leased real estate segment interest expense	88
Total expenses	201
Non-operating other revenue	19
Income from discontinued operations before income tax expense	191
Income tax expense	0
Income from discontinued operations, net of taxes	$ 191

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