Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 01, 2023	Oct. 02, 2022	Oct. 01, 2023	Oct. 02, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 18,916	$ 33,980	$ 102,005	$ 160,214
Available-for-sale investments:
Net unrealized gain (loss) on available-for-sale investments, net of tax	738	(5,315)	4,458	(21,185)
Reclassification of net realized (gain) loss on the sale of available-for-sale investments into current operations	624	79	624	103
Net change related to available-for-sale investments	1,362	(5,236)	5,082	(21,082)
Foreign currency translation adjustments:
Foreign currency translation adjustments	(2,603)	(7,352)	(5,828)	(13,425)
Net change related to foreign currency translation adjustments	(2,603)	(7,352)	(5,828)	(13,425)
Other comprehensive income (loss), net of tax	(1,241)	(12,588)	(746)	(34,507)
Total comprehensive income	$ 17,675	$ 21,392	$ 101,259	$ 125,707