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This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses and taxes from ongoing operations before extraordinary items, and noncontrolling interest.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

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-Section 45

-Paragraph 19

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- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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-Publisher FASB

-Name Accounting Standards Codification

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-Section S99

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-Glossary Income Tax Expense (or Benefit)

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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- Definition

Amount before tax of reclassification adjustment from accumulated other comprehensive (income) loss for prior service cost (credit) related to pension and other postretirement benefit plans.

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- Definition

Amount before tax of reclassification adjustment from accumulated other comprehensive income (loss) for actuarial gain (loss) related to pension and other postretirement benefit plans.

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Summary Of Significant Accounting Policies (Amounts Reclassified from Accumulated Other Comprehensive Income (Loss)) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 28, 2014	Sep. 28, 2014	Jun. 29, 2014	Mar. 30, 2014	Dec. 29, 2013	Sep. 29, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 28, 2014	Dec. 29, 2013	Dec. 30, 2012
Accumulated Other Comprehensive Income (Loss) [Line Items]
Prior service cost									$ (306)	$ (158)
Net earnings (loss) from continuing operations	5,303	(4,075)	9,854	(129)	(4,975)	7,232	897	(4,925)	10,953	(1,771)	(139,020)
Tax benefit									(23,221)us-gaap_IncomeTaxExpenseBenefit	(3,671)us-gaap_IncomeTaxExpenseBenefit	(6,005)us-gaap_IncomeTaxExpenseBenefit
Reclassification Out Of Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net of tax									(1,501)
Reclassification Out Of Accumulated Other Comprehensive Income (Loss) \| Amortization of pension plan items
Accumulated Other Comprehensive Income (Loss) [Line Items]
Actuarial loss									(1,495)
Prior service cost									(12)
Net earnings (loss) from continuing operations									(1,507)
Tax benefit									6
Net of tax									$ (1,501)