Income Taxes - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2031	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Contingency [Line Items]
Deferred tax liability recorded			$ 377,000	$ 1,873,000
State income tax rate			9.99%
Corporate alternative minimum tax rate			15.00%
Corporate Alternative Minimum Tax threshold financial income			$ 1,000,000,000
Excise tax rate on corporate share repurchases			1.00%
U.K
Income Tax Contingency [Line Items]
Corporate income tax rate			19.00%
Forecast [Member]
Income Tax Contingency [Line Items]
State income tax rate	4.99%
Forecast [Member] | U.K
Income Tax Contingency [Line Items]
Corporate income tax rate		25.00%
2035 [Member]
Income Tax Contingency [Line Items]
Net operating loss carryforwards			$ 3,341,000
Non-U.S. Subsidiaries and Affiliates [Member]
Income Tax Contingency [Line Items]
Deferred tax liability recorded			0	$ 0
Domestic Tax Authority [Member]
Income Tax Contingency [Line Items]
Net operating loss carryforwards			$ 58,211,000
Operating loss carry forwards expiration period			2035
Operating loss carryforwards, limitations on use			the Corporation has U.S. federal net operating loss carryforwards of $58,211, of which $54,870 can be carried forward indefinitely but will be limited to 80% of taxable income in any given year.
State [Member]
Income Tax Contingency [Line Items]
Net operating loss carryforwards			$ 77,747,000
Operating loss carry forwards expiration period			2023
Foreign Tax Authority [Member]
Income Tax Contingency [Line Items]
Net operating loss carryforwards			$ 39,592,000
Capital loss carry forwards expiration period			capital loss carryforwards of $730, which do not expire.
Carried Forward Indefinitely [Member]
Income Tax Contingency [Line Items]
Net operating loss carryforwards			$ 54,870,000