Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Non-cash financing and investing activities:
Distributions on common stock declared but not yet paid		$ 6,174	$ 5,993
Stock issued pursuant to distribution reinvestment plan		11,441
Accruals for construction in process	$ 310	1,353
Repayments on borrowings through refinancing		24,469
Escrow deposits funded through refinancing		580
Non-cash activity related to sales:
Mortgage notes payable settled directly with proceeds from sale of rental property		29,947
Cash paid during the period for:
Interest	$ 13,639	$ 21,114