Note 17 - Commitments (Detail) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 26, 2012
Purchase Commitment Number of Properties					6
Purchase Commitment Number of Beds					650
Purchase Commitment Purchase Price					$ 21,000,000
Purchase Commitment Impact on Lease Expense	2,950,000
Operating Leases, Rent Expense		$ 39,355,000	$ 39,736,000	$ 38,086,000