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Income Taxes - Reconciliation of Income Taxes (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Tax Disclosure [Abstract]
Income taxes computed at the federal statutory rate, Value	$ 540	$ 33	$ 861	$ (450)
State income taxes, net of federal tax benefit, Value	120	(2)	101	(74)
Excess tax expense (benefit) from stock options/restricted shares	25	0	156	40
Worthless stock deduction	0	0	(248)	0
Difference in income tax rate on foreign earnings/other	12	1	124	72
Change in valuation allowance	0	(3)	0	54
Total provision (benefit) for income taxes	$ 697	$ 29	$ 994	$ (358)
Income taxes computed at the federal statutory rate	21.00%	21.00%	21.00%	(21.00%)
State income taxes, net of federal tax benefit	4.60%	(1.20%)	2.50%	(3.50%)
Excess tax expense (benefits) from stock options/restricted shares	1.00%	0.00%	3.80%	1.90%
Worthless stock deduction	0.00%	0.00%	(6.10%)	0.00%
Difference in tax rate on foreign earnings/other	0.50%	0.90%	3.00%	3.40%
Change in valuation allowance	0.00%	(1.90%)	0.00%	2.50%
Effective for income tax rate, Total	27.10%	18.80%	24.20%	(16.70%)

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