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Income Taxes - Reconciliation of Income Taxes (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Tax Disclosure [Abstract]
Income taxes computed at the federal statutory rate	$ 33	$ 705	$ (450)	$ 2,146
State income taxes, net of federal tax benefit	(2)	168	(74)	554
Excess tax expense (benefit) from stock options/restricted shares	0	19	40	10
Difference in income tax rate on foreign earnings/other	1	(9)	72	64
Change in valuation allowance	(3)	68	54	272
Total provision (benefit) for income taxes	$ 29	$ 951	$ (358)	$ 3,046
Income taxes computed at the federal statutory rate	21.00%	21.00%	(21.00%)	21.00%
State income taxes, net of federal tax benefit	(1.20%)	5.00%	(3.50%)	5.40%
Excess tax expense (benefit) from stock options/restricted shares	0.00%	0.60%	1.90%	0.10%
Difference in income tax rate on foreign earnings/other	0.90%	(0.30%)	3.40%	0.60%
Change in valuation allowance	(1.90%)	2.00%	2.50%	2.70%
Effective for income tax rate, Total	18.80%	28.30%	(16.70%)	29.80%

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