Supplemental Cash Flow Information (Details) (USD $)	9 Months Ended
	Sep. 28, 2014	Sep. 29, 2013
Supplemental Cash Flow Information [Abstract]
Interest	$ 1,395,000	$ 7,228,000
Income tax payments	7,478,000	8,495,000
Capital expenditures accrued	$ 400,000	$ 500,000