Quarterly report pursuant to Section 13 or 15(d)

Debt (Details)

v2.4.0.8
Debt (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 9 Months Ended 9 Months Ended 9 Months Ended 9 Months Ended 1 Months Ended 8 Months Ended 9 Months Ended
Sep. 27, 2014
Sep. 28, 2013
Jun. 29, 2013
Sep. 27, 2014
Sep. 28, 2013
Dec. 31, 2013
Sep. 28, 2013
Senior notes due 2016 [Member]
Jun. 29, 2013
Senior notes due 2016 [Member]
Sep. 28, 2013
Senior notes due 2016 [Member]
Sep. 28, 2013
Debentures due 2023 [Member]
Sep. 28, 2013
Debentures due 2023 [Member]
Sep. 28, 2013
Notes due 2027 [Member]
Sep. 28, 2013
Notes due 2027 [Member]
Sep. 27, 2014
Notes due 2027 [Member]
Dec. 31, 2013
Notes due 2027 [Member]
Sep. 28, 2013
Notes due 2027 [Member]
Sep. 27, 2014
Senior notes due 2021 [Member]
Dec. 31, 2013
Senior notes due 2021 [Member]
Sep. 28, 2013
Senior notes due 2021 [Member]
Jun. 29, 2013
Senior notes due 2021 [Member]
Sep. 27, 2014
Debentures due 2023 [Member]
Dec. 31, 2013
Debentures due 2023 [Member]
Sep. 28, 2013
Debentures due 2023 [Member]
Sep. 27, 2014
Loan With Fond Du Lac County Economic Development Corporation due 2021 [Member]
Dec. 31, 2013
Loan With Fond Du Lac County Economic Development Corporation due 2021 [Member]
Sep. 28, 2013
Loan With Fond Du Lac County Economic Development Corporation due 2021 [Member]
Sep. 27, 2014
Notes payable through 2022 [Member]
Dec. 31, 2013
Notes payable through 2022 [Member]
Sep. 28, 2013
Notes payable through 2022 [Member]
Sep. 27, 2014
Secured Facility [Member]
Aug. 31, 2014
Secured Facility [Member]
Sep. 27, 2014
Secured Facility [Member]
Sep. 27, 2014
Minimum [Member]
Secured Facility [Member]
Sep. 27, 2014
Maximum [Member]
Secured Facility [Member]
Long-term Debt [Abstract]                                                                    
Current maturities of long-term debt $ (4.3) $ (4.6)   $ (4.3) $ (4.6) $ (6.4)                                                        
Long-term debt 456.6 464.5   456.6 464.5 459.8               162.7 162.7 163.1 148.3 [1] 150.0 150.0 150.0 103.4 [1] 103.7 103.9 35.7 36.8 40.0 6.5 6.6 7.5          
Interest rate             11.25%   11.25%         7.125%     4.625%       7.375%     2.00%                    
Interest rate, maximum                                                     5.892%              
Debt Instruments Maturity Date                           2027     2021       2023     2021     2022              
Discount on long-term debt                           0.5 0.5 0.5 0 0 0   0.2 0.2 0.3 5.4 5.9 6.1                
Long-term debt, net of current maturities 452.3 459.9   452.3 459.9 453.4                                                        
Extinguishment of Debt [Abstract]                                                                    
Long-term debt repurchased   6.5     257.3   0 249.8 249.8 4.5 4.5 2.0 3.0                                          
Loss on early extinguishment of debt 0 0.3 32.3 0 32.7                                                          
Credit Facility [Abstract]                                                                    
Maximum borrowing capacity                                                           300.0   300.0    
Available borrowing capacity                                                           293.8   293.8    
Letters of credit outstanding 8.1     8.1                                                   6.2   6.2    
Borrowings under the Facility                                                               0    
Maximum amount of letters of credit allowed                                                           $ 100.0   $ 100.0    
Facility fee                                                           0.20% 0.25%      
Facility fee when Company achieves Investment Grade Release Conditions                                                                 0.125% 0.35%
LIBOR borrowing spread                                                               1.50% 1.30% 1.90%
Base Rate Spread                                                               0.50% 0.30% 0.90%
LIBOR Borrowing Spread Investment Grade Release Conditions                                                                 1.00% 1.90%
Base Rate Spread Investment Grade Release Conditions                                                                 0.00% 0.90%
Minimum Interest Coverage Ratio Covenant                                                           3.5   3.5    
Maximum Leverage Ratio Covenant                                                           3.0   3.0    
Maximum Leverage Ratio Covenant following twelve months for acquisitions over $100 million                                                           3.25   3.25    
Leverage Ratio Investment Grade Conditions                                                           2.25   2.25    
[1] Included in Senior notes, 4.625% due 2021 and Debentures, 7.375% due 2023 at September 27, 2014, is the estimated aggregate fair value related to the fixed-to-floating interest rate swaps as discussed in Note 5 – Financial Instruments.