CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical)	6 Months Ended
	Jun. 30, 2017 $ / shares
Common Stock, Dividends, Per Share, Cash Paid	$ 0.42
Series A Preferred Shares [Member]
Preferred Stock, Dividends, Per Share, Cash Paid	1.0312
Series B [Member]
Preferred Stock, Dividends, Per Share, Cash Paid	0.9218
Series C [Member]
Preferred Stock, Dividends, Per Share, Cash Paid	$ 0.69