Multiemployer Pension And Postretirement Plans (Multiemplyer Pension Plans Trust Funds Contributions) (Details)	12 Months Ended
	Jan. 03, 2015	Dec. 28, 2013	Dec. 29, 2012
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
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	2014-04-30	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	2013-12-31	2012-12-31	2011-12-31
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	2012-06-30