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Debt (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 1 Months Ended | 6 Months Ended | 6 Months Ended | 6 Months Ended | 6 Months Ended | 6 Months Ended | 6 Months Ended | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Jun. 29, 2013
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Jun. 30, 2012
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Jun. 29, 2013
|
Jun. 30, 2012
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Dec. 31, 2012
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Jun. 29, 2013
Notes Due 2027 [Member]
|
Jun. 30, 2012
Notes Due 2027 [Member]
|
Jun. 29, 2013
Notes Due 2027 [Member]
|
Jun. 30, 2012
Notes Due 2027 [Member]
|
Jun. 29, 2013
Senior Notes Due 2016 [Member]
|
Jun. 30, 2012
Senior Notes Due 2016 [Member]
|
Jun. 29, 2013
Senior Notes Due 2016 [Member]
|
Jun. 30, 2012
Senior Notes Due 2016 [Member]
|
Jun. 29, 2013
Notes Due 2027 [Member]
|
Jun. 30, 2012
Notes Due 2027 [Member]
|
Jun. 29, 2013
Notes Due 2027 [Member]
|
Jun. 30, 2012
Notes Due 2027 [Member]
|
Jun. 29, 2013
Notes Due 2027 [Member]
|
Dec. 31, 2012
Notes Due 2027 [Member]
|
Mar. 31, 2011
Secured Asset-Based Facility [Member]
|
Jun. 29, 2013
Secured Asset-Based Facility [Member]
|
Jun. 29, 2013
Senior Notes Due 2016 [Member]
|
Dec. 31, 2012
Senior Notes Due 2016 [Member]
|
Jun. 29, 2013
Senior Notes Due 2021 [Member]
|
Dec. 31, 2012
Senior Notes Due 2021 [Member]
|
Jun. 29, 2013
Debentures Due 2023 [Member]
|
Dec. 31, 2012
Debentures Due 2023 [Member]
|
Jun. 29, 2013
Loan With Fond Du Lac County Economic Development Corporation Due 2021 [Member]
|
Dec. 31, 2012
Loan With Fond Du Lac County Economic Development Corporation Due 2021 [Member]
|
Jun. 29, 2013
Notes Payable Through 2022 [Member]
|
Dec. 31, 2012
Notes Payable Through 2022 [Member]
|
Jun. 29, 2013
Minimum [Member]
Secured Asset-Based Facility [Member]
|
Jun. 29, 2013
Maximum [Member]
Secured Asset-Based Facility [Member]
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| Debt Instrument [Line Items] | |||||||||||||||||||||||||||||||||
| Long-term Debt | $ 471.6 | $ 471.6 | $ 570.1 | $ 165.0 | $ 166.0 | $ 0 | $ 245.7 | $ 150.0 | $ 0 | $ 108.4 | $ 108.4 | $ 40.4 | $ 41.1 | $ 7.8 | $ 8.9 | ||||||||||||||||||
| Short-term debt [Abstract] | |||||||||||||||||||||||||||||||||
| Current maturities of long-term debt | (5.2) | (5.2) | (6.5) | ||||||||||||||||||||||||||||||
| Other short-term debt | 0.8 | 0.8 | 1.7 | ||||||||||||||||||||||||||||||
| Total short-term debt | 6.0 | 7.1 | 6.0 | 7.1 | 8.2 | ||||||||||||||||||||||||||||
| Asset-Based Credit Facility [Abstract] | |||||||||||||||||||||||||||||||||
| Term of credit facility | 5 years | ||||||||||||||||||||||||||||||||
| Maximum borrowing capacity | 300.0 | ||||||||||||||||||||||||||||||||
| Borrowing base | 327.6 | ||||||||||||||||||||||||||||||||
| Available borrowing capacity | 279.0 | ||||||||||||||||||||||||||||||||
| Letters of credit outstanding | 22.9 | 22.9 | 21.0 | ||||||||||||||||||||||||||||||
| Maximum amount of letters of credit allowed | 125.0 | ||||||||||||||||||||||||||||||||
| Facility fee | 0.25% | 0.25% | 0.625% | ||||||||||||||||||||||||||||||
| LIBOR borrowing spread | 2.25% | 2.25% | 3.00% | ||||||||||||||||||||||||||||||
| Leverage ratio spread | 1.25% | 1.25% | 2.00% | ||||||||||||||||||||||||||||||
| Basis spread on Federal Funds Rate | 0.50% | ||||||||||||||||||||||||||||||||
| Basis spread on one-month LIBOR | 1.00% | ||||||||||||||||||||||||||||||||
| Fixed charge coverage ratio covenant | 1.0 | ||||||||||||||||||||||||||||||||
| Minimum remaining borrowing capacity covenant | 37.5 | 37.5 | 37.5 | ||||||||||||||||||||||||||||||
| Long-term Debt [Abstract] | |||||||||||||||||||||||||||||||||
| Current maturities of long-term debt | (5.2) | (5.2) | (6.5) | ||||||||||||||||||||||||||||||
| Interest rate | 7.125% | 11.25% | 4.625% | 7.375% | 2.00% | ||||||||||||||||||||||||||||
| Long-term debt, net | 466.4 | 668.2 | 466.4 | 668.2 | 563.6 | ||||||||||||||||||||||||||||
| Debt Instruments Maturity Date | 2027 | 2016 | 2021 | 2023 | 2021 | 2022 | |||||||||||||||||||||||||||
| Interest rate, maximum | 5.892% | ||||||||||||||||||||||||||||||||
| Discount on long-term debt | 0.6 | 0.6 | 0 | 4.1 | 0 | 0 | 0.3 | 0.3 | 6.3 | 6.6 | |||||||||||||||||||||||
| Extinguishment of Debt [Abstract] | |||||||||||||||||||||||||||||||||
| Long-term debt repurchased | 249.8 | 21.7 | 250.8 | 21.7 | 0 | 1.5 | 0 | 1.5 | 249.8 | 19.0 | 249.8 | 19.0 | 0 | 1.2 | 1.0 | 1.2 | |||||||||||||||||
| Loss on early extinguishment of debt | $ 32.3 | $ 4.4 | $ 32.4 | $ 4.4 | |||||||||||||||||||||||||||||