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Income Taxes - Reconciliation of Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
Income taxes computed at the federal statutory rate, Value	$ (1,897)	$ 2,623	$ 3,546
State income taxes, net of federal tax benefit, Value	(198)	804	962
Excess tax benefits from stock options/restricted shares	220	56	(82)
Difference in tax rate on foreign earnings/other	(87)	48	107
Change in valuation allowance	69	248	132
Total provision (benefit) for income taxes	$ (1,893)	$ 3,779	$ 4,665
Income taxes computed at the federal statutory rate	(21.00%)	21.00%	21.00%
State income taxes, net of federal tax benefit	(2.20%)	6.40%	5.70%
Excess tax benefits from stock options/restricted shares	2.40%	0.50%	(0.50%)
Difference in tax rate on foreign earnings/other	(1.00%)	0.40%	0.60%
Change in valuation allowance	0.80%	2.00%	0.80%
Effective for income tax rate, Total	(21.00%)	30.30%	27.60%

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