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Income Taxes - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Dec. 31, 2024
Income Tax [Line Items] |  |  |
Statutory income tax rates | 21.00% | 21.00% |
Effective income tax rate | 21.70% | 20.30% |
Net operating loss carryforwards | $ 14.0 |  | $ 20.7
Capital loss carryforward | $ 21.6 |  | $ 21.6
Operating loss carryforwards begin to expiration year | 2038 |  |
Capital loss carryforward begin to expiration year | 2027 |  |
UNITED STATES |  |  |
Income Tax [Line Items] |  |  |
Statutory income tax rates | 21.00% |  |
IRELAND | Trading Income |  |  |
Income Tax [Line Items] |  |  |
Statutory income tax rates | 12.50% |  |

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