Marketable Securities (Tables)

9 Months Ended

Sep. 28, 2013

Marketable Securities [Abstract]

Marketable securities [Table Text Block]

Marketable securities, as of September 28, 2013 and December 29, 2012, consisted of:

				Gross		Gross
				Unrealized		Unrealized
(dollars in thousands)		Amortized		Holding		Holding		Fair
September 28, 2013		Cost		Gains		Losses		Value
Available-for-sale:
Level 1
Equity securities	$	970	$	6,894	$	---	$	7,864
Level 2
Municipal bonds		66,697		709		(1,581)		65,825
	$	67,667	$	7,603	$	(1,581)	$	73,689

				Gross		Gross
				Unrealized		Unrealized
(dollars in thousands)		Amortized		Holding		Holding		Fair
December 29, 2012		Cost		Gains		Losses		Value
Available-for-sale:
Level 1
Equity securities	$	1,136	$	7,714	$	---	$	8,850
Level 2
Municipal bonds		72,840		1,308		(497)		73,651
	$	73,976	$	9,022	$	(497)	$	82,501

Maturities of marketable securities classified as available-for-sale [Table Text Block]

		Amortized		Fair
(dollars in thousands)		Cost		Value
Available-for-sale:
Due within one year	$	5,431	$	5,140
Due after one year through five years		43,044		42,529
Due after five years through ten years		16,720		16,654
Due after ten years		1,502		1,502
Equity securities		970		7,864
	$	67,667	$	73,689