CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statement of Comprehensive Income [Abstract]
NET INCOME	$ 56,853	$ 39,839
OTHER COMPREHENSIVE (LOSS) INCOME, NET OF TAX:
Unrealized (loss) gain on available-for-sale securities, net of tax of none and ($733), respectively	(2,666)	2,627
Amortization of prior service cost and actuarial loss for retirement plan included in net periodic pension costs, net of tax of ($3) and ($71), respectively	8	253
Change in cumulative foreign currency translation adjustment	(50)	95
TOTAL OTHER COMPREHENSIVE (LOSS) INCOME	(2,708)	2,975
COMPREHENSIVE INCOME	$ 54,145	$ 42,814