Quarterly report pursuant to Section 13 or 15(d)

Pension and Other Postretirement Benefits (Details)

v2.4.0.8
Pension and Other Postretirement Benefits (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended 9 Months Ended
Sep. 28, 2013
Sep. 29, 2012
Sep. 28, 2013
Sep. 29, 2012
Defined Benefit Plan Disclosure [Line Items]        
Defined Benefit Plan, Contributions by Employer for Nonqualified Pension Plan     $ 2.5 $ 2.3
Defined Benefit Plan, Contributions by Employer for Qualified Pension Plans     23.3 40.0
Pension Plans [Member]
        
Defined Benefit Plan Disclosure [Line Items]        
Service cost 0 0.1 0.1 0.2
Interest cost 13.5 14.4 40.5 43.2
Expected return on plan assets (14.2) (13.7) (42.7) (41.3)
Amortization of prior service credits 0 0 0 0
Amortization of net actuarial losses (gains) 5.3 5.4 16.0 16.4
Net pension and other benefit costs 4.6 6.2 13.9 18.5
Other Postretirement Benefit Plans [Member]
        
Defined Benefit Plan Disclosure [Line Items]        
Service cost 0 0 0 0
Interest cost 0.5 0.4 1.5 1.8
Expected return on plan assets 0 0 0 0
Amortization of prior service credits (1.4) (1.6) (4.3) (4.7)
Amortization of net actuarial losses (gains) 0.3 (0.6) 0.9 0.5
Net pension and other benefit costs $ (0.6) $ (1.8) $ (1.9) $ (2.4)