Note 7 - Long-term Leases (Details Textual)				1 Months Ended	3 Months Ended		6 Months Ended
	Jun. 01, 2014 USD ($)	Mar. 01, 2014	Jan. 01, 2007 USD ($)	Sep. 30, 2013 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2018 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2018 USD ($)
Number of Skilled Nursing Centers					75		75
Number of Facilities Under Capitalized Lease	3
Number of Capitalized Lease Agreements	3
Capital Leases, Future Minimum Payments, Net Minimum Payments, Total	$ 5,200,000
Two Leases with NHI [Member]
Number of Skilled Nursing Centers Leased from NHI					35		35
Number of Assisted Living Centers Leased from NHI					7		7
Number of Independent Living Centers Leased from NHI					3		3
Number of Lease Agreements with NHI					2		2
Lease One With NHI [Member]
Lessee, Operating Lease, Term of Contract			15 years
Number of Skilled Nursing Facilities Subleased					4		4
Number of Additional Lease Options			3
Term of Additional Lease Option			5 years
Operating Leases, Rent Expense, Minimum Rentals			$ 30,750,000
Operating Lease Additional Percentage Rent Percentage			4.00%
Lease Two with NHI [Member]
Lessee, Operating Lease, Term of Contract				15 years
Operating Leases, Rent Expense, Minimum Rentals				$ 3,450,000			$ 34,200,000
Operating Lease Additional Percentage Rent Percentage				4.00%
Number of Skilled Nursing Centers				7
Facility Purchase Price				$ 49,000,000
Both NHI Lease Agreements [Member]
Operating Leases Percentage Rent Expense					$ 965,000	$ 928,000	$ 1,930,000	$ 1,856,000
Capital Lease [Member]
Number of Additional Lease Options	2
Term of Additional Lease Option		5 years
Initial Lease Term	10 years
Capital Lease Additional Percentage Rent Percentage	4.00%
Minimum [Member]
Lessee, Operating Lease, Term of Contract					2 years		2 years
Maximum [Member]
Lessee, Operating Lease, Term of Contract					15 years		15 years