INCOME TAXES - Income Tax Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
INCOME TAXES:
Federal statutory tax provision	$ 1,382	$ 1,016	$ 106
State tax provision	738	(65)	949
Stock compensation expense	286	(1,747)	(898)
Tax credits	(2,795)	(3,214)	(2,877)
Foreign tax, net	1,707	1,859	2,195
Foreign-derived intangible income (FDII) deduction	(2,052)	(1,612)	(830)
Change in valuation allowance	2,882	5,043	5,122
Section 162(m) Limitation	148	424	92
Unrealized tax benefit reserve changes	232	99	136
Other	(6)	(39)	(96)
Total income tax expense	$ 2,522	$ 1,764	$ 3,899