Condensed Consolidated Income Statements - USD ($) shares in Thousands, $ in Thousands	3 Months Ended				9 Months Ended		12 Months Ended
	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Revenues:
Rental income	$ 24,179			$ 15,778	$ 67,857	$ 45,869
Tenant reimbursements	2,089			1,320	5,815	3,866
Independent living facilities	766			626	2,177	1,868
Interest and other income	72			261	587	716
Total revenues	27,106			17,985	76,436	52,319
Expenses:
Depreciation and amortization	8,248			5,815	23,433	17,093
Interest expense	5,743			7,221	17,370	19,111
Property taxes	2,089			1,320	5,815	3,866
Independent living facilities	708			610	1,926	1,778
Acquisition costs	203			0	203	0
General and administrative	2,283			2,292	6,724	5,440
Total expenses	19,274			17,258	55,471	47,288
Net income	$ 7,832			$ 727	$ 20,965	$ 5,031	$ 10,034
Earnings per common share:
Basic (in usd per share)	$ 0.13			$ 0.02	$ 0.38	$ 0.14
Diluted (in usd per share)	$ 0.13			$ 0.02	$ 0.38	$ 0.14
Weighted-average number of common shares:
Basic (in shares)	57,595			39,125	54,403	33,916
Diluted (in shares)	57,595			39,125	54,403	33,916
Dividends declared per common share (in usd per share)	$ 0.17	$ 0.17	$ 0.17	$ 0.16	$ 0.51	$ 0.48	$ 0.64