CONSOLIDATED STATEMENT OF EQUITY (Parenthetical) - $ / shares	3 Months Ended
	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2020	Mar. 31, 2020
Common stock distributions and distributions payable, per share (in dollars per share)				$ 0.05
Series E Cumulative Redeemable Preferred Stock
Preferred stock dividends and dividends payable (in dollars per share)	$ 0.337847	$ 0.434375	$ 0.434375	0.434375
Series F Cumulative Redeemable Preferred Stock
Preferred stock dividends and dividends payable (in dollars per share)	0.403125	$ 0.403125	$ 0.403125	$ 0.403125
Series G Cumulative Redeemable Preferred Stock
Preferred stock dividends and dividends payable (in dollars per share)	0.110259
Series H Cumulative Redeemable Preferred Stock
Preferred stock dividends and dividends payable (in dollars per share)	$ 0.157378