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CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) - $ / shares	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Series D Preferred Stock
Dividends declared per preferred share (in dollars per share)	$ 0.52	$ 0.52	$ 1.03	$ 1.03
Preferred stock dividend rate	8.25%	8.25%	8.25%	8.25%
Series B Preferred Stock
Dividends declared per preferred share (in dollars per share)	$ 0.34	$ 0.34	$ 0.69	$ 0.69
Preferred stock dividend rate	5.50%	5.50%	5.50%	5.50%

X

- Definition

The percentage rate used to calculate dividend payments on preferred stock.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644

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- Definition

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+ References

No definition available.

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