INCOME TAXES - Effective Income Tax Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Reconciliation [Abstract]
Income tax at Federal statutory rate	$ 26,299	$ 22,348	$ 20,260
State income taxes, net of Federal income taxes	2,406	2,288	(244)
Stock Options	(924)	(1,529)	(222)
GILTI	0	0	2,507
FDII	(1,540)	(1,400)	(1,922)
Patent Box Decree (related to prior years)	0	0	(1,948)
Foreign Tax Credits	0	0	(1,125)
Other	2,888	87	(499)
Total income tax provision	$ 29,129	$ 21,794	$ 16,807

Effective Income Tax Rate Reconciliation, Foreign-Derived Intangible Income

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Effective Income Tax Rate Reconciliation, Global Intangible Low-Tax Income And Foreign-Derived Intangible Income

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Effective Income Tax Rate Reconciliation, Patent Box Decree

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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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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 reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for award under share-based payment arrangement. Includes, but is not limited to, expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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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 exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority noncontrolling interest income (loss), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, increase (decrease) in enacted tax rate, prior year income taxes, increase (decrease) in deferred tax asset valuation allowance, and other adjustments.

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