Equity - Preferred Stock Outstanding and Dividends (Details) - $ / shares				1 Months Ended	2 Months Ended		3 Months Ended				12 Months Ended
	Aug. 22, 2021	Aug. 21, 2021	May 13, 2021	May 31, 2021	Aug. 22, 2021	Aug. 21, 2021	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2021	Dec. 31, 2020
Class of Stock [Line Items]
Preferred stock, outstanding (in shares)							29,600,000				29,600,000	20,400,000
Series C Cumulative Redeemable Preferred Shares
Class of Stock [Line Items]
Preferred stock, dividend rate, percentage	6.50%										6.50%
Preferred stock, outstanding (in shares)							0				0	5,000,000
Dividend per share/unit (in usd per share)					$ 0.17				$ 0.41	$ 0.41
Series D Cumulative Redeemable Preferred Shares
Class of Stock [Line Items]
Preferred stock, dividend rate, percentage		6.375%									6.375%
Preferred stock, outstanding (in shares)							0				0	5,000,000
Dividend per share/unit (in usd per share)						$ 0.16			0.40	0.40
Series E Cumulative Redeemable Preferred Shares
Class of Stock [Line Items]
Preferred stock, dividend rate, percentage											6.375%
Preferred stock, outstanding (in shares)							4,400,000				4,400,000	4,400,000
Dividend per share/unit (in usd per share)							$ 0.40	$ 0.40	0.40	0.40
Series F Cumulative Redeemable Preferred Shares
Class of Stock [Line Items]
Preferred stock, dividend rate, percentage											6.30%
Preferred stock, outstanding (in shares)							6,000,000				6,000,000	6,000,000
Dividend per share/unit (in usd per share)							$ 0.39	0.39	$ 0.39	$ 0.39
Series G Cumulative Redeemable Preferred Shares
Class of Stock [Line Items]
Preferred stock, dividend rate, percentage			6.375%	6.375%							6.375%
Preferred stock, outstanding (in shares)							9,200,000				9,200,000	0
Dividend per share/unit (in usd per share)							$ 0.40	0.67
Series H Cumulative Redeemable Preferred Stock
Class of Stock [Line Items]
Preferred stock, dividend rate, percentage											5.70%
Preferred stock, outstanding (in shares)							10,000,000				10,000,000	0
Dividend per share/unit (in usd per share)							$ 0.36	$ 0.31