Real Estate (New Real Estate Investments) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013
Real Estate Investments During The Period	$ 739,885
Senior Housing Community [Member] | Holiday Acquisition Holdings [Member]
Number Of Real Estate Properties Acquired	25
Real Estate Investments During The Period	492,959
Senior Housing Community [Member] | Bickford Senior Living [Member]
Number Of Real Estate Properties Acquired	17
Real Estate Investments During The Period	137,459
Senior Housing Community [Member] | Chancellor Healthcare [Member]
Number Of Real Estate Properties Acquired	2
Real Estate Investments During The Period	17,000
Senior Housing Community [Member] | Emeritus Senior Living [Member]
Number Of Real Estate Properties Acquired	1
Real Estate Investments During The Period	15,300
Senior Housing Community [Member] | Discovery Senior Living [Member]
Number Of Real Estate Properties Acquired	1
Real Estate Investments During The Period	12,000
Skilled Nursing Facility [Member] | Fundamental Long Term Care Holdings [Member]
Number Of Real Estate Properties Acquired	2
Real Estate Investments During The Period	27,750
Skilled Nursing Facility [Member] | National Healthcare Corporation [Member]
Number Of Real Estate Properties Acquired	7
Real Estate Investments During The Period	$ 37,417