Marketable Securities (Tables)

9 Months Ended

Sep. 29, 2012

Marketable Securities [Abstract]

Marketable securities [Table Text Block]

				Gross		Gross
				Unrealized		Unrealized
(dollars in thousands)		Amortized		Holding		Holding		Fair
September 29, 2012		Cost		Gains		Losses		Value
Available-for-sale:
Level 1
Equity securities	$	1,136	$	8,752	$	---	$	9,888
Level 2
Municipal bonds		72,020		1,560		150		73,430
	$	73,156	$	10,312	$	150	$	83,318

				Gross		Gross
				Unrealized		Unrealized
(dollars in thousands)		Amortized		Holding		Holding		Fair
December 31, 2011		Cost		Gains		Losses		Value
Available-for-sale:
Level 1
Equity securities	$	1,713	$	7,735	$	---	$	9,448
Level 2
Municipal bonds		78,388		1,512		---		79,900
	$	80,101	$	9,247	$	---	$	89,348

Maturities of marketable securities classified as available-for-sale at September 29, 2012 [Table Text Block]

		Amortized		Fair
(dollars in thousands)		Cost		Value
Available-for-sale:
Due within one year	$	5,628	$	5,478
Due after one year through five years		46,213		46,236
Due after five years through ten years		18,679		20,216
Due after ten years		1,500		1,500
Equity securities		1,136		9,888
	$	73,156	$	83,318