Equity - Schedule of Changes in Number of Shares of Common Stock Issued and Repurchased (Detail) - shares shares in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Common Stock
Balance at beginning of period (in shares)	77,242	19,389
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of shares	3	1
Share conversion - Class B to A		221
Vesting of restricted share grants	481
Exercise of options	222
Balance at end of period (in shares)	77,948	19,611
Common Stock | Class B
Balance at beginning of period (in shares)		54,767
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share conversion - Class B to A		(221)
Vesting of restricted share grants		953
Exercise of options		109
Balance at end of period (in shares)		55,608
Treasury Stock
Balance at beginning of period (in shares)	(8,580)	(3,183)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Repurchase of shares	(293)	(287)
Shares withheld related to net settlement of equity awards	(285)
Balance at end of period (in shares)	(9,158)	(3,470)
Treasury Stock | Class B
Balance at beginning of period (in shares)		(3,431)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares withheld related to net settlement of equity awards		(431)
Balance at end of period (in shares)		(3,862)