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INCOME TAXES - Reconciliation of Effective Tax Rate (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
INCOME TAXES
Income taxes per federal statutory rate	$ 25,850	$ 50,766	$ 31,229
State income taxes, net of federal deduction	(490)	510	534
U.S. tax on foreign operations	20,451	28,726	5,786
Foreign derived intangible income deduction	(2,868)	(6,259)	(3,927)
Tax effect of foreign operations	(27,959)	(28,432)	(11,520)
Uncertain tax positions	1,291	1,080	(6,899)
Audit settlements		34	7,764
Change in valuation allowance assessment	(25,636)
Tax credits	(7,289)	(5,857)	(6,149)
Change in valuation allowance	12,927	268	(73)
Executive compensation limitation	1,955	641	1,926
Other permanent items, net	(6,520)	(1,627)	(4,667)
Total income tax provision (benefit)	$ (8,288)	$ 39,850	$ 14,004

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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 valuation allowance assessment for deferred tax assets.

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Amount of reported income tax benefit 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 foreign-derived intangible income (FDII).

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