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v3.25.3

Stockholders' Equity - Additional Information (Detail) - USD ($) |  | 3 Months Ended | 9 Months Ended | 167 Months Ended |
--- | --- | --- | --- | --- | ---
Aug. 04, 2025 | Sep. 30, 2025 | Jun. 30, 2025 | Mar. 31, 2025 | Sep. 30, 2024 | Jun. 30, 2024 | Mar. 31, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Jun. 30, 2025 | Jul. 25, 2011
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Common stock, value of shares authorized to repurchase |  |  |  |  |  |  |  |  |  |  | $ 200,000,000
Stock repurchase, shares |  | 0 |  |  | 0 |  |  | 500,000 | 0 | 3,100,000 |
Stock repurchase |  |  |  | $ 45,000,000 |  |  |  | $ 45,000,000 |  | $ 172,000,000 |
Cash dividends per common share |  | $ 0.22 | $ 0.22 | $ 0.22 | $ 0.22 | $ 0.22 | $ 0.22 |  |  |  |
Dividend payment to common shareholders |  |  |  |  |  |  |  | $ 44,000,000 | $ 44,000,000 |  |
O 2025 Q3 Dividends [Member] |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Dividend declared date | Nov. 03, 2025 |  |  |  |  |  |  |  |  |  |
Cash dividend to be paid | $ 0.22 |  |  |  |  |  |  |  |  |  |
Dividend to be paid date | Dec. 05, 2025 |  |  |  |  |  |  |  |  |  |
Dividend declared, shareholders of record date | Nov. 24, 2025 |  |  |  |  |  |  |  |  |  |

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