Marketable Securities (Tables)

3 Months Ended

Mar. 30, 2024

Marketable Securities.

Schedule Of Marketable Securities

			Gross		Gross
(amounts in thousands)	Amortized		Unrealized		Unrealized		Fair
March 30, 2024	Cost		Holding Gains		Holding Losses		Value
Available-for-sale:
Level 1
Equity securities							$	5,144
Level 2
Corporate and municipal bonds	$	170,489	$	3,382	$	(6,886)		166,985
Commercial Paper		87,950		1,262		—		89,212
Total	$	258,439	$	4,644	$	(6,886)	$	261,341

			Gross		Gross
(amounts in thousands)	Amortized		Unrealized		Unrealized		Fair
December 30, 2023	Cost		Holding Gains		Holding Losses		Value
Available-for-sale:
Level 1
Equity securities							$	4,910
Level 2
Corporate and municipal bonds	$	177,972	$	3,853	$	(6,553)		175,272
Commercial paper		44,732		1,076		—		45,808
Total	$	222,704	$	4,929	$	(6,553)	$	225,991

Schedule Of Maturities Of Marketable Securities

	Amortized		Fair
(amounts in thousands)	Cost		Value
Available-for-sale:
Due within one year	$	137,219	$	139,073
Due after one year through five years		67,518		64,497
Due after five years through ten years		14,565		13,685
Due after ten years		39,137		38,942
Total	$	258,439	$	256,197