Marketable Securities (Tables)

6 Months Ended

Jun. 29, 2013

Marketable Securities [Abstract]

Marketable securities [Table Text Block]

				Gross		Gross
				Unrealized		Unrealized
(dollars in thousands)		Amortized		Holding		Holding		Fair
June 29, 2013		Cost		Gains		Losses		Value
Available-for-sale:
Level 1
Equity securities	$	1,074	$	7,467	$	---	$	8,541
Level 2
Municipal bonds		67,578		728		(1,570)		66,736
	$	68,652	$	8,195	$	(1,570)	$	75,277
				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	$	7,158	$	6,848
Due after one year through five years		41,983		41,447
Due after five years through ten years		16,936		16,940
Due after ten years		1,501		1,501
Equity securities		1,074		8,541
	$	68,652	$	75,277