Stockholders' Equity (Schedule of Changes in Accumulated Other Comprehensive Income (loss) by Component) (Details) - USD ($) $ in Thousands	9 Months Ended
	Oct. 01, 2023	Oct. 02, 2022
Estimated tax benefit (provision)
Beginning balance	$ 125	$ (22)
Other comprehensive income (loss) before reclassifications	(568)	(154)
Less: Amount reclassified from accumulated other comprehensive income (loss)	(457)	(263)
Net current period other comprehensive income (loss)	(111)	109
Ending balance	14	87
AOCI, after tax
Beginning balance	620,855	696,815
Other comprehensive income (loss) before reclassifications	2,265	727
Less: Amount reclassified from accumulated other comprehensive income (loss)	1,721	991
Net current period other comprehensive income (loss)	544	(264)
Ending balance	532,787	622,927
Unrealized gains (losses) on available-for-sale investments
AOCI, before tax
Beginning balance	(322)	(2)
Other comprehensive income (loss) before reclassifications	249	(459)
Less: Amount reclassified from accumulated other comprehensive income (loss)	0	0
Net current period other comprehensive income (loss)	249	(459)
Ending balance	(73)	(461)
Unrealized gains (losses) on derivatives
AOCI, before tax
Beginning balance	(338)	173
Other comprehensive income (loss) before reclassifications	2,584	1,340
Less: Amount reclassified from accumulated other comprehensive income (loss)	2,178	1,254
Net current period other comprehensive income (loss)	406	86
Ending balance	68	259
AOCI
AOCI, after tax
Beginning balance	(535)	149
Ending balance	$ 9	$ (115)