Annual report pursuant to Section 13 and 15(d)

Environmental Compliance Costs (Details)

v2.4.0.8
Environmental Compliance Costs (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended 12 Months Ended 12 Months Ended
Dec. 28, 2013
Dec. 29, 2012
Dec. 28, 2013
Minimum [Member]
Dec. 28, 2013
Maximum [Member]
Dec. 28, 2013
Comprehensive Environmental Response, Compensation, and Liability Act [Member]
environmental_remediation_sites
Jan. 02, 2010
Spartanburg Plant [Member]
Dec. 31, 2000
Spartanburg Plant [Member]
solid_waste_management_units
Dec. 28, 2013
Augusta Plant [Member]
Dec. 29, 2012
Augusta Plant [Member]
Dec. 28, 2013
Bristol, Tennessee Facility [Member]
solid_waste_management_units
Dec. 29, 2012
Bristol, Tennessee Facility [Member]
Jan. 01, 2011
Superfund Site [Member]
Environmental Exit Cost [Line Items]                        
Environmental remediation reserves $ 626 $ 640           $ 551 $ 565 $ 75 $ 75  
Environmental remediation costs, period of recognition (years)     3 years 4 years                
Number of solid waste management units             14     2    
Environmental charges           968            
Number of environmental remediation sites (sites)         2              
De minimis environmental remediation settlement                       $ 2