Shareholders' Equity - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands			1 Months Ended	12 Months Ended
	Mar. 02, 2021	Mar. 05, 2019	Oct. 31, 2021	Dec. 31, 2021	Dec. 31, 2020
Class of Stock [Line Items]
Preferred stock, authorized (in shares)				50,000,000	50,000,000
Preferred stock, par value (in dollars per share)				$ 0.01	$ 0.01
Preferred stock, issued (in shares)				10,600,000
Preferred stock, outstanding (in shares)				10,600,000
Preferred stock, aggregate liquidation preference				$ 850,000
Number of shares repurchased				153,949
Shares repurchased, average cost (in dollars per share)				$ 37.55
Class A Common Stock
Class of Stock [Line Items]
Common stock, authorized (in shares)				500,000,000	500,000,000
Common stock, par value (in dollars per share)				$ 0.01	$ 0.01
Common stock, issued (in shares)				113,987,154	113,852,896
Common stock, outstanding (in shares)				113,987,154	113,852,896
Class B Non‑Voting Common Stock
Class of Stock [Line Items]
Common stock, authorized (in shares)				10,000,000	10,000,000
Common stock, par value (in dollars per share)				$ 0.01	$ 0.01
Common stock, issued (in shares)				0	0
Common stock, outstanding (in shares)				0	0
Series A Preferred Stock
Class of Stock [Line Items]
Common stock, par value (in dollars per share)				$ 0.01
Preferred stock, issued (in shares)		10,000,000		10,000,000	10,000,000
Preferred stock, outstanding (in shares)				10,000,000	10,000,000
Preferred stock, dividend rate		6.15%		6.15%
Preferred stock, dividend rate, period		5 years
Preferred stock, aggregate liquidation preference				$ 250,000	$ 250,000
Preferred stock, liquidation preference (in dollars per share)		$ 25.00		$ 25.00
Series B Preferred Stock
Class of Stock [Line Items]
Common stock, par value (in dollars per share)				$ 0.01
Preferred stock, par value (in dollars per share)	$ 0.01
Preferred stock, issued (in shares)	300,000			300,000
Preferred stock, outstanding (in shares)				300,000
Preferred stock, dividend rate	4.65%			4.65%
Preferred stock, aggregate liquidation preference				$ 300,000
Preferred stock, liquidation preference (in dollars per share)				$ 1,000
Preferred stock, dividend rate (in dollars per share)	$ 1,000
Preferred stock, dividend rate, reset period	5 years
Preferred stock, redemption price (in dollars per share)				1,000
Series C Preferred Stock
Class of Stock [Line Items]
Common stock, par value (in dollars per share)				$ 0.01
Preferred stock, issued (in shares)			300,000	300,000
Preferred stock, outstanding (in shares)				300,000
Preferred stock, dividend rate			4.125%	4.125%
Preferred stock, aggregate liquidation preference				$ 300,000
Preferred stock, liquidation preference (in dollars per share)				$ 1,000
Preferred stock, dividend rate (in dollars per share)			$ 1,000
Preferred stock, dividend rate, reset period			5 years
Preferred stock, redemption price (in dollars per share)				$ 1,000
LIBOR | Series A Preferred Stock
Class of Stock [Line Items]
Preferred stock, dividend rate		3.65%
Preferred stock, dividend rate, basis spread				3.65%
US Treasury (UST) Interest Rate | Series B Preferred Stock
Class of Stock [Line Items]
Preferred stock, dividend rate, basis spread	4.076%			4.076%
US Treasury (UST) Interest Rate | Series C Preferred Stock
Class of Stock [Line Items]
Preferred stock, dividend rate, basis spread			3.149%	3.149%