CONDENSED CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Income Statement [Abstract]
NET REVENUES	$ 160,233	$ 176,776	$ 526,368	$ 530,623
COST OF REVENUES	68,198	85,037	226,815	263,160
GROSS PROFIT	92,035	91,739	299,553	267,463
OPERATING EXPENSES:
Research and development	23,205	21,137	70,390	62,905
Sales and marketing	14,700	15,624	47,081	45,037
General and administrative	5,759	9,386	21,432	28,767
Other operating expenses	0	0	1,130	0
Total operating expenses	43,664	46,147	140,033	136,709
INCOME FROM OPERATIONS	48,371	45,592	159,520	130,754
OTHER INCOME	1,001	206	2,229	976
INCOME BEFORE INCOME TAXES	49,372	45,798	161,749	131,730
PROVISION FOR INCOME TAXES	3,408	3,764	13,713	8,017
NET INCOME	$ 45,964	$ 42,034	$ 148,036	$ 123,713
EARNINGS PER SHARE:
Basic (in dollars per share)	$ 0.80	$ 0.70	$ 2.55	$ 2.05
Diluted (in dollars per share)	$ 0.80	$ 0.69	$ 2.52	$ 2.01
SHARES USED IN PER SHARE CALCULATION:
Basic (in shares)	57,172	60,319	58,039	60,350
Diluted (in shares)	57,603	61,363	58,635	61,466