Note 4 - Other Revenues (Details Textual)	3 Months Ended		9 Months Ended
	Sep. 30, 2019 USD ($)	Sep. 30, 2018 USD ($)	Sep. 30, 2019 USD ($)	Sep. 30, 2018 USD ($)
Number of Assisted Living Facilities	26		26
Number of Skilled Nursing Centers	75		75
Insurance Services Revenue, Total	$ 1,528,000	$ 1,716,000	$ 4,667,000	$ 5,362,000
Workers Compensation Revenue [Member]
Insurance Services Revenue, Total	866,000	1,043,000	2,656,000	3,342,000
Professional Liability Insurance [Member]
Insurance Services Revenue, Total	$ 662,000	673,000	$ 2,011,000	2,020,000
National [Member]
Number of Skilled Nursing Centers	5		5
Property Management Fee Revenue	$ 1,543,000	$ 1,087,000	$ 4,748,000	$ 3,140,000
Florida 1 [Member]
Number of Assisted Living Facilities	4		4