Subsequent Events - Narrative (Details) $ in Thousands	1 Months Ended	9 Months Ended
	Oct. 31, 2018 USD ($) property transaction	Sep. 30, 2018 USD ($) property
Subsequent Event [Line Items]
Number of properties acquired | property		8
Aggregate purchase price		$ 77,351
Initial annual cash rents		$ 6,708
Skilled Nursing Properties
Subsequent Event [Line Items]
Number of properties acquired | property		7
Aggregate purchase price		$ 57,074
Initial annual cash rents		$ 5,144
Multi-Service Campus Properties
Subsequent Event [Line Items]
Number of properties acquired | property		1
Aggregate purchase price		$ 20,277
Initial annual cash rents		$ 1,564
Subsequent Event
Subsequent Event [Line Items]
Number of acquisition transactions | transaction	2
Aggregate purchase price	$ 12,000
Initial annual cash rents	1,100
Cash paid for acquisition	7,000
Borrowings utilized to fund acquisition	$ 5,000
Subsequent Event | Skilled Nursing Properties
Subsequent Event [Line Items]
Number of properties acquired | property	1
Subsequent Event | Multi-Service Campus Properties
Subsequent Event [Line Items]
Number of properties acquired | property	1