Consolidated Statements Of Cash Flows Supplemental Disclosures (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 29, 2013	Sep. 30, 2012
Statement of Cash Flows [Abstract]
Interest paid on long-term debt	$ 8,567	$ 1,571
Interest paid on lease financing obligations	78	75
Accruals for capital expenditures	1,425	571
Income taxes (paid) refunded, net	0	4
Non-cash assets acquired	858	0
Capital lease obligations assumed in acquisition	$ 0	$ 10,870