Proforma Financial Information (Unaudited) - Summary of Pro Forma Financial Information (Details) - USD ($)	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Business Combinations [Abstract]
Rental and Related Income	$ 27,270,000	$ 25,485,000
Community Operating Expenses	12,755,000	11,901,000
Net Loss Attributable to Common Shareholders	$ (27,155,000)	$ (1,485,000)
Net Loss Attributable to Common Shareholders Per Share - Basic and Diluted	$ (0.76)	$ (0.05)