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Income Taxes - Reconciliation of Income Taxes (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Tax Disclosure [Abstract]
Income taxes computed at the federal statutory rate, Value	$ 682	$ 344
State income taxes, net of federal tax benefit, Value	176	104
Excess tax benefit from stock options/restricted shares	(77)	(67)
Difference in tax rate on foreign earnings/other	51	30
Change in valuation allowance	83	32
Total provision for income taxes	$ 915	$ 443
Income taxes computed at the federal statutory rate	21.00%	21.00%
State income taxes, net of federal tax benefit	5.40%	6.30%
Excess tax benefit from stock options/restricted shares	(2.40%)	(4.10%)
Difference in tax rate on foreign earnings/other	1.60%	1.90%
Change in valuation allowance[Percent]	2.60%	2.00%
Effective for income tax rate, Total	28.20%	27.10%

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Effective income tax rate reconciliation changes in excess tax benefit from stock options and restricted shares.

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