Shareholders' Equity / Partners' Capital - Participating Preferred Shares (Details) - USD ($) $ / shares in Units, $ in Thousands		1 Months Ended	3 Months Ended		6 Months Ended
	May 05, 2022	May 31, 2022	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Class of Stock [Line Items]
Preferred shares outstanding (in shares)			9,200,000		9,200,000		15,400,000
Current Liquidation Value			$ 230,000		$ 230,000		$ 385,000
Preferred shares, par value (in dollars per share)			$ 0.01		$ 0.01		$ 0.01
Redemption of perpetual preferred shares			$ 5,276	$ 15,879	$ 5,276	$ 15,879
Series F perpetual preferred shares
Class of Stock [Line Items]
Preferred stock, dividend rate (in percent)	5.875%	5.875%			5.875%
Preferred shares outstanding (in shares)			0		0		6,200,000
Current Liquidation Value			$ 0		$ 0		$ 155,000
Preferred stock redeemed (in shares)		6,200,000
Preferred shares, par value (in dollars per share)		$ 0.01
Liquidation preference (in dollars per share)		$ 25.00
Series G perpetual preferred shares
Class of Stock [Line Items]
Preferred stock, dividend rate (in percent)					5.875%
Preferred shares outstanding (in shares)			4,600,000		4,600,000		4,600,000
Current Liquidation Value			$ 115,000		$ 115,000		$ 115,000
Series H perpetual preferred shares
Class of Stock [Line Items]
Preferred stock, dividend rate (in percent)					6.25%
Preferred shares outstanding (in shares)			4,600,000		4,600,000		4,600,000
Current Liquidation Value			$ 115,000		$ 115,000		$ 115,000