Income Taxes - Reconciliation of Income Taxes Computed at Statutory Rate (Detail) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
Federal (benefit) provision at statutory rate	$ 7,597	$ (224)	$ 6,746
U.S./Foreign tax rate differential	855	2,320	696
Foreign non-deductible expenses	(14)	(1,084)	515
Foreign tax provision	821	1,734	739
State taxes, net of federal benefit	312	(297)	315
State tax rate change, net of federal benefit	(201)	(33)	(432)
Change in uncertain tax positions	209	38	74
Change in valuation allowance	(21,750)	14,776	366
Tax credits	(2,284)	(1,244)	(1,341)
Share-based compensation	(31)	(91)	(857)
Executive compensation (IRC 162m)	226	871	1,128
Repatriation of foreign earnings	435	1,245	208
GILTI, net of related foreign tax credit	142	365	39
Pension settlement	0	3,394	0
Other	446	(866)	197
(Benefit) Provision for income taxes	$ (13,237)	$ 20,904	$ 8,393

Effective Income Tax Rate Reconciliation, Executive Compensation, Amount

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Effective Income Tax Rate Reconciliation, Pension Settlement, Amount

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Income Tax Reconciliation Change In Reserves For Uncertain Tax Positions

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Amount of reported income tax expense from difference to expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations, attributable to global intangible low-taxed income (GILTI).

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

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Amount 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 increase (decrease) in the income tax rates.

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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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Amount 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 tax credits. Including, but not limited to, research credit, foreign tax credit, investment tax credit, and other tax credits.

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