XML 17 R55.htm IDEA: XBRL DOCUMENT v2.4.0.8
Pension, Profit Sharing & Other Post-Retirement Benefits - Narrative (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 27, 2014
Sep. 28, 2013
Sep. 27, 2014
Sep. 28, 2013
Defined Benefit Plan Disclosure [Line Items]        
Pension and profit sharing expense charged to operations $ 2.4 $ 1.9 $ 7.9 $ 6.2
Pension Plans, Defined Benefit [Member]
       
Defined Benefit Plan Disclosure [Line Items]        
Estimated future employer contributions in current fiscal year     5.8  
Contributions by employer     $ 4.5