Consolidated Statements of Equity (Parenthetical) - $ / shares	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Consolidated Statements of Equity [Abstract]
Dividends and distributions declared: Common stock, per share	$ 0.195	$ 0.195	$ 0.39	$ 0.39
Dividends and distributions declared: Common units, per unit	$ 0.00375	$ 0.00375	$ 0.0075	$ 0.0075