Accrued and Other Liabilities (Details) (USD $) In Thousands, unless otherwise specified	Jan. 03, 2015	Dec. 28, 2013
Accrued Liabilities and Other Liabilities [Abstract]
Pensions and other postretirement plans	$ 40,138	$ 25,998
Warranty reserves	80,628	83,836
Other	8,250	7,825
Other liabilities, noncurrent	129,016us-gaap_OtherLiabilitiesNoncurrent	117,659us-gaap_OtherLiabilitiesNoncurrent
Accrued Salaries, Current	11,355us-gaap_AccruedSalariesCurrent	14,621us-gaap_AccruedSalariesCurrent
Sales promotions and incentives	25,786side_SalesPromotionsAndIncentives	20,954side_SalesPromotionsAndIncentives
Product Warranty Accrual, Current	9,312	9,371
Employee-related Liabilities, Current	8,828	7,273
Interest Payable, Current	13,393us-gaap_InterestPayableCurrent	12,905us-gaap_InterestPayableCurrent
Accrual for Taxes Other than Income Taxes, Current	3,220	2,994
Other Sundry Liabilities, Current	9,840us-gaap_OtherSundryLiabilitiesCurrent	10,064us-gaap_OtherSundryLiabilitiesCurrent
Other Liabilities, Current	$ 81,734us-gaap_OtherLiabilitiesCurrent	$ 78,182us-gaap_OtherLiabilitiesCurrent

Sales promotions and incentives

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Carrying value as of the balance sheet date of the obligations incurred through that date and payable for employees' services provided. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Regulation S-X (SX)

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Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

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- Definition

Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

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- Definition

Aggregate carrying amount of current liabilities (due within one year or within the normal operating cycle if longer) not separately disclosed in the balance sheet. Includes costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered and of liabilities not separately disclosed.

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-Name Regulation S-X (SX)

-Number 210

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Aggregate carrying amount, as of the balance sheet date, of noncurrent obligations not separately disclosed in the balance sheet. Noncurrent liabilities are expected to be paid after one year (or the normal operating cycle, if longer).

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- Definition

Obligations not otherwise itemized or categorized in the footnotes to the financial statements that are due within one year or operating cycle, if longer, from the balance sheet date.

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Obligations not otherwise itemized or categorized in the footnotes to the financial statements that are expected to be paid after one year (or the normal operating cycle, if longer), from the balance sheet date.

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- Definition

This represents the noncurrent liability recognized in the balance sheet that is associated with the defined benefit pension plans and other postretirement and postemployment benefit plans.

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- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. For classified balance sheets, represents the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

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Carrying value as of the balance sheet date of obligations incurred through that date and due after one year (or beyond the operating cycle if longer) for estimated claims under standard and extended warranty protection rights granted to customers.

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