Discontinued Operations (Narrative) (Details) (USD $)	3 Months Ended		9 Months Ended		3 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended		3 Months Ended	9 Months Ended	12 Months Ended		9 Months Ended
	Sep. 30, 2014 properties	Sep. 30, 2013	Sep. 30, 2014 properties	Sep. 30, 2013	Sep. 30, 2013 Fundamental Long Term Care Holdings [Member]	Sep. 30, 2013 Fundamental Long Term Care Holdings [Member]	Dec. 31, 2013 Fundamental Long Term Care Holdings [Member] properties	Sep. 30, 2013 Weatherly Associates [Member]	Sep. 30, 2013 Weatherly Associates [Member]	Dec. 31, 2013 Weatherly Associates [Member]	Oct. 31, 2013 Weatherly Associates [Member]	Sep. 30, 2013 National Healthcare Corporation [Member]	Sep. 30, 2013 National Healthcare Corporation [Member]	Dec. 31, 2013 National Healthcare Corporation [Member]	Aug. 31, 2013 National Healthcare Corporation [Member] properties	Sep. 30, 2014 Fundamental Long Term Care Holdings [Member] properties
Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, before Income Tax	$ 0	$ 1,339,000	$ 0	$ 4,656,000
Gain (Loss) on Disposition of Real Estate, Discontinued Operations	0	19,370,000	0	19,370,000
Discontinued operations per common share, basic	$ 0.00	$ 0.74	$ 0.00	$ 0.86
Number of Real Estate Properties	163		163				3								6	2
Asset Sold, Selling Price							18,500,000				5,315,000				21,000,000
Expected Annual Rental Income																250,000
Gain on sale of real estate							1,269,000			1,619,000				19,370,000
Disposal Group, Including Discontinued Operation, Rental Income	0	1,506,000	0	5,155,000
Disposal Group, Including Discontinued Operation, Other Income	0	0	0	2,000
Income from discontinued operations	0	20,709,000	0	24,026,000
Discontinued operations per common share	$ 0.00	$ 0.74	$ 0.00	$ 0.86
Weighted Average Number of Shares Outstanding, Basic	33,055,992	27,876,176	33,053,386	27,872,805
Weighted Average Number of Shares Outstanding, Diluted	33,088,570	27,905,545	33,087,029	27,906,914
Disposal Group, Including Discontinued Operation, Revenue					$ 844,000	$ 2,532,000		$ 100,000	$ 302,000			$ 562,000	$ 2,321,000