Employee Benefit Plans (Tables)

6 Months Ended

Jun. 29, 2013

Employee Benefit Plans [Abstract]

Components Of Net Periodic Benefit Cost

(THOUSANDS OF DOLLARS)	THREE MONTHS ENDED				SIX MONTHS ENDED
	JUNE 29,		JUNE 30,		JUNE 29,		JUNE 30,
	2013		2012		2013		2012
Service cost	$	105	$	13	$	117	$	25
Interest cost		434		560		1,000		1,120
Expected return on plan assets		(807)		(577)		(1,419)		(1,154)
Amortization of unrecognized loss		571		288		900		576
Amortization of prior service cost		3		3		6		6
Net Periodic Benefit Cost	$	306	$	287	$	604	$	573