Note 4 - Other Revenues (Details Textual)	1 Months Ended	12 Months Ended
	Dec. 31, 2023 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Insurance Services Revenue		$ 3,344,000	$ 3,857,000	$ 4,766,000
Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property		(0)	6,230,000	(0)
Disposal Group, Disposed of by Means Other than Sale, Not Discontinued Operations, Exchange [Member] | Land [Member]
Property, Plant, and Equipment, Fair Value Disclosure	$ 8,000,000		8,000,000
Inventory, Land, Held-for-Sale	1,770,000		1,770,000
Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property	6,230,000
Workers Compensation Revenue [Member]
Insurance Services Revenue		2,186,000	2,611,000	2,689,000
Professional Liability Insurance [Member]
Insurance Services Revenue		$ 1,158,000	1,246,000	2,077,000
National [Member]
Number of Skilled Nursing Ficilitiess		5
Property Management Fee Revenue		$ 5,643,000	5,200,000	4,332,000
Unbilled Receivables, Current	$ 19,049,000	18,975,000	19,049,000
Management Services Provided to Other Facilities [Member]
Property Management Fee Revenue		$ 11,594,000	$ 13,344,000	$ 11,828,000
FLORIDA
Number of Skilled Nursing Ficilitiess		4