Income Taxes - Reconciliation of Income Taxes (Detail) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Tax Disclosure [Abstract]
Income taxes computed at the federal statutory rate, Value	$ 380	$ (583)	$ 321	$ (483)
State income taxes, net of federal tax benefit, Value	(9)	(182)	(19)	(72)
Excess tax expense (benefit) from stock options/restricted shares	46	17	131	40
Worthless stock deduction	0	0	(248)	0
Difference in income tax rate on foreign earnings/other	94	115	112	71
Change in valuation allowance	(93)	28	0	57
Total provision (benefit) for income taxes	$ 418	$ (605)	$ 297	$ (387)
Income taxes computed at the federal statutory rate	21.00%	(21.00%)	21.00%	(21.00%)
State income taxes, net of federal tax benefit	(0.50%)	(6.50%)	(1.30%)	(3.10%)
Excess tax expense (benefits) from stock options/restricted shares	2.50%	0.60%	8.60%	1.70%
Worthless stock deduction	0.00%	0.00%	(16.20%)	0.00%
Difference in tax rate on foreign earnings/other	5.20%	4.10%	7.30%	3.10%
Change in valuation allowance	(5.10%)	1.00%	0.00%	2.50%
Effective for income tax rate, Total	23.10%	(21.80%)	19.40%	(16.80%)

Effective income tax rate reconciliation at federal statutory income tax rate percentage.

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

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.

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