Income Taxes (Narrative) (Details) (USD $)	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Income Taxes Paid	$ 26,350,000	$ 27,500,000	$ 21,000,000
Operating Loss Carryforwards	$ 88,000,000
Operating Loss Carryforwards, Expiration Date	Dec. 31, 2027
Pennsylvania [Member] | Maximum [Member]
Open Tax Year	2013
Pennsylvania [Member] | Minimum [Member]
Open Tax Year	2010