Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Share - Schedule of Diluted Earnings Per Share by Common Class (Detail)

v3.23.3
Earnings Per Share - Schedule of Diluted Earnings Per Share by Common Class (Detail)
$ / shares in Units, $ in Thousands
 3 Months Ended 9 Months Ended
Mar. 31, 2023
units
shares
Sep. 30, 2023
USD ($)
$ / shares
shares
Sep. 30, 2022
USD ($)
$ / shares
shares
Sep. 30, 2023
USD ($)
$ / shares
shares
Sep. 30, 2022
USD ($)
$ / shares
shares
Numerator          
Net loss from discontinued operations attributable to holders of Class A Common Stock - basic | $   $ (835) $ (68,895) $ (16,029) $ (83,608)
Reallocation of net loss from discontinued operations assuming exchange of Class A LLC Units | $   0 (95,569) 0 (129,310)
Net loss from discontinued operations attributable to holders of Class A Common Stock - diluted | $   $ (835) $ (164,464) $ (16,029) $ (212,918)
Denominator          
Weighted average shares of Class A Common Stock outstanding - basic (in shares)   87,726,231 62,804,809 79,804,493 61,993,353
Additional shares under the treasury stock method (in shares)   0 0 0 0
Diluted weighted average shares outstanding (in shares)   87,726,231 187,877,936 79,804,493 188,375,945
Diluted net loss per share          
Diluted net loss per share from continuing operations (in usd per share) | $ / shares   $ (0.74) $ (0.46) $ (1.57) $ (1.21)
Diluted net loss per share from discontinued operations (in USD per share) | $ / shares   (0.01) (0.88) (0.20) (1.13)
Diluted net loss per share from continuing operations (in USD per share) | $ / shares   $ (0.75) $ (1.34) $ (1.77) $ (2.34)
Exchange ratio       1  
Restricted Stock Units (RSUs)          
Diluted net loss per share          
Weighted-average anti-dilutive securities excluded from the computation of diluted earnings per share (in shares)   2,521,909 0 1,455,205 0
Forward Contracts          
Diluted net loss per share          
Weighted-average anti-dilutive securities excluded from the computation of diluted earnings per share (in shares)   0 0 700,290 0
Exchange Agreement          
Diluted net loss per share          
Weighted-average anti-dilutive securities excluded from the computation of diluted earnings per share (in shares)   141,440,057   135,792,679  
American Advisors Group (AAG) | Class A LLC Units          
Diluted net loss per share          
Contingent equity consideration, number of types | units 2        
American Advisors Group (AAG) | Class A LLC Units, Equity Classified, Indemnity Holdback          
Diluted net loss per share          
Contingent equity consideration (in shares) 7,058,416        
American Advisors Group (AAG) | Class A LLC Units, Liability Classified          
Diluted net loss per share          
Contingent equity consideration (in shares) 7,142,260        
Common Class A          
Numerator          
Net loss from continuing operations attributable to holders of Class A Common Stock - basic | $   $ (64,528) $ (15,591) $ (125,420) $ (50,051)
Reallocation of net loss from continuing operations assuming exchange of Class A LLC Units | $   0 (71,413) 0 (178,091)
Net loss from continuing operations attributable to holders of Class A Common Stock - diluted | $   $ (64,528) $ (87,004) $ (125,420) $ (228,142)
Denominator          
Weighted average shares of Class A Common Stock outstanding - basic (in shares)   87,726,231 62,804,809 79,804,493 61,993,353
Assumed exchange of weighted average Class A LLC Units for shares of Class A Common Stock (in shares)   0 125,073,127 0 126,382,592
Diluted weighted average shares outstanding (in shares)   87,726,231 187,877,936 79,804,493 188,375,945
Diluted net loss per share          
Diluted net loss per share from continuing operations (in USD per share) | $ / shares   $ (0.75) $ (1.34) $ (1.77) $ (2.34)
Award vesting cost responsibility (in percent)   85.00%   85.00%