Consolidated Statements of Changes in Equity (Parenthetical)	3 Months Ended
	Mar. 31, 2020 $ / shares
Common stock dividends and distributions declared	$ 0.13
Series B Preferred Stock [Member]
Preferred stock dividends declared	0.50
Series C Preferred Stock [Member]
Preferred stock dividends declared	0.492188
Series D Preferred Stock [Member]
Preferred stock dividends declared	$ 0.515625