Marketable Securities (Tables)

12 Months Ended

Dec. 28, 2013

Marketable Securities [Abstract]

Marketable securities [Table Text Block]

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

			Gross		Gross
(dollars in thousands)	Amortized		Unrealized		Unrealized		Fair
December 28, 2013	Cost		Holding Gains		Holding Losses		Value
Available-for-sale:
Level 1
Equity securities	$	970	$	7,239	$	-	$	8,209
Level 2
Municipal bonds		55,431		686		(1,233)		54,884
	$	56,401	$	7,925	$	(1,233)	$	63,093
			Gross		Gross
(dollars in thousands)	Amortized		Unrealized		Unrealized		Fair
December 29, 2012	Cost		Holding Gains		Holding 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]

Maturities of marketable securities classified as available-for-sale at December 28, 2013, were as follows:

		Amortized		Fair
(dollars in thousands)		Cost		Value
Available-for-sale:
Due within one year	$	2,304	$	2,221
Due after one year through five years		39,678		39,470
Due after five years through ten years		13,449		13,193
Equity securities		970		8,209
	$	56,401	$	63,093