Note 3 - Other Revenues - Summary of Other Revenues (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Insurance services	$ 6,209	$ 7,084	$ 8,003
Management and accounting service fees	18,533	15,175	16,169
Rental income	22,641	22,262	21,957
Other	1,128	1,386	1,024
Gain on sale of skilled nursing facility	(0)	1,668	(0)
Total other revenues	$ 48,511	$ 47,575	$ 47,153