Marketable Securities (Tables)

6 Months Ended

Jun. 26, 2021

Investments, Debt and Equity Securities [Abstract]

Schedule Of Marketable Securities

Marketable securities, as of June 26, 2021 and December 26, 2020, consisted of:

			Gross		Gross
(amounts in thousands)	Amortized		Unrealized		Unrealized		Fair
June 26, 2021	Cost		Holding Gains		Holding Losses		Value
Available-for-sale:
Level 1
Equity securities							$	7,328
Level 2
Corporate and municipal bonds	$	104,437	$	5,040	$	(1,264)		108,213
	$	104,437	$	5,040	$	(1,264)	$	115,541

			Gross		Gross
(amounts in thousands)	Amortized		Unrealized		Unrealized		Fair
December 26, 2020	Cost		Holding Gains		Holding Losses		Value
Available-for-sale:
Level 1
Equity securities							$	7,410
Level 2
Corporate and municipal bonds	$	99,861	$	5,723	$	(1,139)		104,445
	$	99,861	$	5,723	$	(1,139)	$	111,855

Schedule Of Maturities Of Marketable Securities

Maturities of marketable securities classified as available-for-sale at June 26, 2021, were as follows:

	Amortized		Fair
(amounts in thousands)	Cost		Value
Available-for-sale:
Due within one year	$	7,086	$	7,123
Due after one year through five years		45,031		46,693
Due after five years through ten years		52,320		54,397
	$	104,437	$	108,213