Stock Transactions and Unit Redemptions - Narrative (Details) $ / shares in Units, $ in Thousands	1 Months Ended			3 Months Ended				9 Months Ended
	Sep. 30, 2022 USD ($) class vote $ / shares shares	Aug. 31, 2022 $ / shares shares	Jul. 31, 2022 $ / shares shares	Sep. 30, 2022 USD ($) class vote $ / shares shares	Jun. 30, 2022 $ / shares shares	Mar. 31, 2022 $ / shares shares	Sep. 30, 2021 shares	Sep. 30, 2022 USD ($) shares class vote $ / shares	Sep. 30, 2021 shares	Dec. 31, 2021 $ / shares shares	Jun. 30, 2021 shares	Feb. 17, 2021 shares	Dec. 31, 2020 shares
Class of Stock
Number of authorized classes of common stock | class	2			2				2
Number of shares authorized to be repurchased (in shares)												400,000,000
Class A Common Stock
Class of Stock
Common stock, votes per share | vote	1			1				1
Common stock, shares authorized (in shares)	1,000,000,000			1,000,000,000				1,000,000,000		1,000,000,000
Common stock, par value (in usd per share) | $ / shares	$ 0.01			$ 0.01				$ 0.01		$ 0.01
Common stock, shares outstanding (in shares)	150,530,807			150,530,807	160,002,640		174,407,338	150,530,807	174,407,338	168,272,371	179,736,458		161,175,894
Treasury stock repurchases (in shares)	4,436,461	3,337,037	2,390,179	10,163,677	11,370,647	1,682,871	6,307,802	23,217,195	10,800,143
Shares repurchased price (in dollars per share) | $ / shares	$ 10.20	$ 10.68	$ 10.19	$ 10.36	$ 12.75	$ 18.35		$ 12.10
Share repurchase and redemption unit remaining authorized amount | $	$ 146,927			$ 146,927				$ 146,927
Class B Common Stock
Class of Stock
Common stock, votes per share | vote	10			10				10
Common stock, shares authorized (in shares)	500,000,000			500,000,000				500,000,000		500,000,000
Common stock, par value (in usd per share) | $ / shares	$ 0.01			$ 0.01				$ 0.01		$ 0.01
Conversion of common stock (in shares)								1
Common stock, shares outstanding (in shares)	21,285,533			21,285,533				21,285,533		21,285,533