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Stock Transactions and Unit Redemptions - Share Repurchases of Class A Common Stock (Detail) - USD ($) $ / shares in Units, $ in Thousands |  | 1 Months Ended | 3 Months Ended
--- | --- | --- | ---
Feb. 05, 2025 | Mar. 31, 2025 | Feb. 28, 2025 | Jan. 31, 2025 | Mar. 31, 2024 | Feb. 29, 2024 | Jan. 31, 2024 | Mar. 31, 2025 | Mar. 31, 2024
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |
Total Number of Shares Repurchased (in shares) |  | 13,000 | 0 | 3,171,000 | 1,055,000 | 6,586,000 | 3,609,000 | 3,184,000 | 11,250,000
Weighted-Average Price Paid per Share (in dollars per share) |  | $ 9.35 | $ 0 | $ 9.36 | $ 8.23 | $ 7.02 | $ 6.95 | $ 9.36 | $ 7.11
Approximate Dollar Value of Shares That Could Be Repurchased Under the Program |  | $ 326,899 |  |  | $ 264,565 |  |  | $ 326,899 | $ 264,565
Aggregate purchase price of Class A common stock |  |  |  |  |  |  |  | $ 23,125 | $ 68,624
Shares withheld to satisfy tax liabilities (in shares) |  |  |  |  |  |  |  | 700,000 | 1,400,000
Weighted-average price of shares withheld for tax liabilities (in dollars per share) |  |  |  |  |  |  |  | $ 9.06 | $ 7.99
Class A Common Stock |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |
Total Number of Shares Repurchased (in shares) |  |  |  |  |  |  |  | 2,444,829 | 9,820,280
Approximate Dollar Value of Shares That Could Be Repurchased Under the Program |  | $ 326,900 |  |  |  |  |  | $ 326,900 |
Stock repurchased during period (in shares) |  |  |  |  |  |  |  | 3,200,000 | 11,200,000
Aggregate purchase price of Class A common stock |  |  |  |  |  |  |  | $ 29,800 | $ 80,000
Stock repurchased, weighted average price (in dollars per share) |  |  |  |  |  |  |  | $ 9.36 | $ 7.11
Shares withheld to satisfy tax liabilities (in shares) | 700,000 |  |  |  |  |  |  |  |
Share-based payment arrangement, decrease for tax withholding obligation |  |  |  |  |  |  |  | $ 8,500 | $ 11,000
Restricted Shares |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |
Share-based payment arrangement, decrease for tax withholding obligation |  |  |  |  |  |  |  | $ 6,700 | $ 11,400

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