Condensed Consolidated Statements of Financial Condition (Parenthetical) - $ / shares	Sep. 30, 2022	Dec. 31, 2021
Class A Common Stock
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	750,000,000	750,000,000
Common stock, shares issued (in shares)	464,265,000	435,944,000
Common stock, shares outstanding (in shares)	324,136,000	317,023,000
Treasury stock, at cost (in shares)	140,129,000	118,921,000
Class B Common Stock
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	150,000,000	150,000,000
Common stock, shares issued (in shares)	45,884,000	45,884,000
Common stock, shares outstanding (in shares)	45,884,000	45,884,000