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Unaudited Condensed Consolidated Statements of Financial Condition (Parenthetical) - $ / shares	Sep. 30, 2020	Dec. 31, 2019
Common stock, shares, outstanding	78,575,100	77,801,854
Class A Common Stock
Common stock, par value per share (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	500,000,000	500,000,000
Common stock, shares, outstanding	61,425,521	56,429,825
Class B Common Stock
Common stock, par value per share (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	200,000,000	200,000,000
Common stock, shares, outstanding	5,519,415	7,803,364
Class C Common Stock
Common stock, par value per share (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	400,000,000	400,000,000
Common stock, shares, outstanding	11,630,164	13,568,665

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Face amount or stated value per share of common stock.

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-Publisher FASB
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