Marketable Securities (Tables)

6 Months Ended

Jun. 27, 2020

Marketable Securities [Abstract]

Schedule Of Marketable Securities

Marketable securities, as of June 27, 2020 and December 28, 2019, consisted of:

			Gross		Gross
(dollars in thousands)	Amortized		Unrealized		Unrealized		Fair
June 27, 2020	Cost		Holding Gains		Holding Losses		Value
Available-for-sale:
Level 1
Equity securities							$	7,188
Level 2
Municipal bonds	$	86,445	$	4,535	$	(912)		90,068
	$	86,445	$	4,535	$	(912)	$	97,256

			Gross		Gross
(dollars in thousands)	Amortized		Unrealized		Unrealized		Fair
December 28, 2019	Cost		Holding Gains		Holding Losses		Value
Available-for-sale:
Level 1
Equity securities							$	9,201
Level 2
Municipal bonds	$	52,264	$	2,091	$	(18)		54,337
	$	52,264	$	2,091	$	(18)	$	63,538

Schedule Of Maturities Of Marketable Securities

Maturities of marketable securities classified as available-for-sale at June 27, 2020, were as follows:
‎

		Amortized		Fair
(dollars in thousands)		Cost		Value
Available-for-sale:
Due within one year	$	8,072	$	8,108
Due after one year through five years		33,173		34,491
Due after five years through ten years		45,200		47,469
	$	86,445	$	90,068