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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 | |||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Sep. 27, 2014
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Sep. 28, 2013
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Jun. 29, 2013
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Sep. 27, 2014
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Sep. 28, 2013
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Dec. 31, 2013
|
Sep. 28, 2013
Senior notes due 2016 [Member]
|
Jun. 29, 2013
Senior notes due 2016 [Member]
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Sep. 28, 2013
Senior notes due 2016 [Member]
|
Sep. 28, 2013
Debentures due 2023 [Member]
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Sep. 28, 2013
Debentures due 2023 [Member]
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Sep. 28, 2013
Notes due 2027 [Member]
|
Sep. 28, 2013
Notes due 2027 [Member]
|
Sep. 27, 2014
Notes due 2027 [Member]
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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]
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| 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 | ||||||||||||||||||||||||||||||||||||
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