Multiemployer Pension And Postretirement Plans (Multiemplyer Pension Plans Trust Funds Contributions) (Details)	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Hagerstown Motor Carriers and Teamsters Pension Fund [Member]
Multiemployer Plans [Line Items]
Period Contributions above 5%	true
Plan year end date contributions to pension plan exceeded 5 percent of total contributions	2013-06-30	2012-06-30	2011-06-30
Local 734 Pension Plan [Member]
Multiemployer Plans [Line Items]
Period Contributions above 5%	true
Plan year end date contributions to pension plan exceeded 5 percent of total contributions	2013-04-30	2012-04-30
Twin Cities Bakery Drivers Pension Plan [Member]
Multiemployer Plans [Line Items]
Period Contributions above 5%	true
Plan year end date contributions to pension plan exceeded 5 percent of total contributions		2012-12-31	2011-12-31	2010-12-31
Upstate New York Bakery Drivers and Industry Pension Fund [Member]
Multiemployer Plans [Line Items]
Period Contributions above 5%	true
Plan year end date contributions to pension plan exceeded 5 percent of total contributions	2013-06-30	2012-06-30