Marketable Securities (Tables)

3 Months Ended

Apr. 01, 2023

Investments, Debt and Equity Securities [Abstract]

Schedule Of Marketable Securities

			Gross		Gross
(amounts in thousands)	Amortized		Unrealized		Unrealized		Fair
April 1, 2023	Cost		Holding Gains		Holding Losses		Value
Available-for-sale:
Level 1
Equity securities							$	5,510
Level 2
Corporate and municipal bonds	$	195,913	$	2,402	$	(8,863)		189,452
Commercial Paper		19,258		9		—		19,267
Total	$	215,171	$	2,411	$	(8,863)	$	214,229

			Gross		Gross
(amounts in thousands)	Amortized		Unrealized		Unrealized		Fair
December 31, 2022	Cost		Holding Gains		Holding Losses		Value
Available-for-sale:
Level 1
Equity securities							$	5,185
Level 2
Corporate and municipal bonds	$	190,025	$	2,110	$	(10,901)		181,234
Total	$	190,025	$	2,110	$	(10,901)	$	186,419

Schedule Of Maturities Of Marketable Securities

	Amortized		Fair
(amounts in thousands)	Cost		Value
Available-for-sale:
Due within one year	$	71,075	$	69,457
Due after one year through five years		93,453		90,959
Due after five years through ten years		26,089		23,927
Due after ten years		24,554		24,376
Total	$	215,171	$	208,719