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Organization, Basis of Presentation and Significant Accounting Policies - Narrative (Details) |  | 9 Months Ended |  |
--- | --- | --- | --- | ---
Nov. 05, 2019 USD ($) | Sep. 30, 2024 USD ($) model | Dec. 31, 2023 USD ($) | Jan. 29, 2021 USD ($)
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |
Cash |  | $ 17,300,000 | $ 3,600,000 |
Current TRA liability |  | $ 4,200,000 | 1,800,000 |
Number of settlement models | model |  | 2 |  |
The Giving Block |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |
Current TRA liability |  | $ 370,100,000 | $ 5,100,000 |
Line of Credit | Letter of Credit |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |
Line of credit facility, maximum borrowing capacity |  | 112,500,000 |  |
Line of Credit | Revolving Credit Facility |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |
Line of credit facility, maximum borrowing capacity |  | $ 450,000,000.0 |  | $ 100,000,000
Unused capacity, commitment fee percentage |  | 0.25% |  |
Line of Credit | Revolving Credit Facility | Fed funds rate |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |
Debt instrument, variable interest rate |  | 0.50% |  |
Line of Credit | Revolving Credit Facility | Prime Rate |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |
Debt instrument, variable interest rate |  | 1.00% |  |
Senior Notes Due 2025 |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |
Debt instrument, face amount |  | $ 690,000,000.0 |  |
2027 Convertible Notes | Convertible Debt |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |
Debt instrument, face amount |  | $ 632,500,000 |  |
Convertible Notes Due 2025 and Convertible Notes Due 2027 |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |
Proceeds from 2025 notes offering | $ 1,322,500,000 |  |  |
Settlement Line Credit Agreement | Line of Credit |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |
Unused capacity, commitment fee percentage |  | 0.15% |  |
Settlement Line Credit Agreement | Line of Credit | SOFR |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |
Debt instrument, variable interest rate |  | 0.75% |  |
Debt instrument, floor rate |  | 0.00% |  |
Settlement Line Credit Agreement | Line of Credit | Fed funds rate |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |
Debt instrument, variable interest rate |  | 0.50% |  |
Settlement Line Credit Agreement | Line of Credit | Prime Rate |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |
Debt instrument, variable interest rate |  | 1.00% |  |
Settlement Line Credit Agreement | Line of Credit | Credit Facility |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |
Line of credit facility, maximum borrowing capacity |  | $ 100,000,000 |  |

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