Real Estate Real Estate (Schedule of New Real Estate Investments) (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2016 USD ($) properties
Property, Plant and Equipment [Line Items]
Real Estate Investments Completed During The Period	$ 284,513
Watermark Retirement Communities [Member]
Property, Plant and Equipment [Line Items]
Number Of Real Estate Properties Acquired | properties	2
Real Estate Investments Completed During The Period	$ 66,300
The Ensign Group [Member]
Property, Plant and Equipment [Line Items]
Number Of Real Estate Properties Acquired | properties	8
Real Estate Investments Completed During The Period	$ 118,500
Woodland Village [Member]
Property, Plant and Equipment [Line Items]
Number Of Real Estate Properties Acquired | properties	1
Real Estate Investments Completed During The Period	$ 9,813
Bickford Senior Living [Member]
Property, Plant and Equipment [Line Items]
Real Estate Investments Completed During The Period	$ 89,900