Marketable Securities (Tables)

9 Months Ended

Sep. 28, 2019

Marketable Securities [Abstract]

Schedule Of Marketable Securities

Marketable securities, as of September 28, 2019 and December 29, 2018, consisted of:

			Gross		Gross
(dollars in thousands)	Amortized		Unrealized		Unrealized		Fair
September 28, 2019	Cost		Holding Gains		Holding Losses		Value
Available-for-sale:
Level 1
Equity securities							$	8,862
Level 2
Municipal bonds	$	49,633	$	2,060	$	(11)		51,682
	$	49,633	$	2,060	$	(11)	$	60,544

			Gross		Gross
(dollars in thousands)	Amortized		Unrealized		Unrealized		Fair
December 29, 2018	Cost		Holding Gains		Holding Losses		Value
Available-for-sale:
Level 1
Equity securities							$	7,226
Level 2
Municipal bonds	$	46,699	$	426	$	(53)		47,072
	$	46,699	$	426	$	(53)	$	54,298

Schedule Of Maturities Of Marketable Securities

Maturities of marketable securities classified as available-for-sale at September 28, 2019, were as follows:

		Amortized		Fair
(dollars in thousands)		Cost		Value
Available-for-sale:
Due within one year	$	6,563	$	6,581
Due after one year through five years		24,209		24,832
Due after five years through ten years		18,861		20,269
	$	49,633	$	51,682