Discontinued Operations (Schedule Of Discontinued Operations, Income Statement Information) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Sep. 28, 2013	Sep. 29, 2012
Discontinued Operations [Abstract]
Net sales	$ 12,447	$ 23,946	$ 54,096	$ 67,196
Operating (loss) income before income taxes	(3,295)	1,170	(3,605)	2,203
Gain (loss) on disposal of assets	(185)		(185)
Income tax provision on discontinued operations	6,584	28	7,077	218
(Loss) Income from discontinued operations	$ (10,064)	$ 1,142	$ (10,867)	$ 1,985