Real Estate Schedule of Bickford Leases (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2018 USD ($) properties
Number of Real Estate Properties | properties	220
Bickford Senior Living [Member]
Number of Real Estate Properties | properties	52
Minimum Annual Lease Income	$ 45,065
Straight Line Rent Adjustments	5,028
Operating Lease, Lease Income	$ 50,093
Bickford Senior Living [Member] | September 2027 [Member]
Number of Real Estate Properties | properties	4
Minimum Annual Lease Income	$ 1,515
Straight Line Rent Adjustments	221
Operating Lease, Lease Income	$ 1,736
Bickford Senior Living [Member] | June 2023 [Member]
Number of Real Estate Properties | properties	13
Minimum Annual Lease Income	$ 11,133
Straight Line Rent Adjustments	588
Operating Lease, Lease Income	$ 11,721
Bickford Senior Living [Member] | May 2031 [Member]
Number of Real Estate Properties | properties	20
Minimum Annual Lease Income	$ 19,988
Straight Line Rent Adjustments	3,865
Operating Lease, Lease Income	$ 23,853
Bickford Senior Living [Member] | September 2024 [Member]
Number of Real Estate Properties | properties	10
Minimum Annual Lease Income	$ 9,264
Straight Line Rent Adjustments	(260)
Operating Lease, Lease Income	$ 9,004
Bickford Senior Living [Member] | April 2033 [Member]
Number of Real Estate Properties | properties	5
Minimum Annual Lease Income	$ 3,165
Straight Line Rent Adjustments	614
Operating Lease, Lease Income	$ 3,779