Summary Of Significant Accounting Policies (Components of Other Comprehensive Income (Loss)) (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
Jun. 29, 2014
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, December 29, 2013	$ 2,245
Other comprehensive income before reclassifications	875
Amounts reclassified from other comprehensive income	555
Net other comprehensive income	1,430
Balance, June 29, 2014	3,675
Accumulated Defined Benefit Plans Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, December 29, 2013	(17,773)
Other comprehensive income before reclassifications	177
Amounts reclassified from other comprehensive income	555
Net other comprehensive income	732
Balance, June 29, 2014	(17,041)
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, December 29, 2013	0
Other comprehensive income before reclassifications	0
Amounts reclassified from other comprehensive income	0
Net other comprehensive income	0
Balance, June 29, 2014	0
Accumulated Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, December 29, 2013	20,018
Other comprehensive income before reclassifications	698
Amounts reclassified from other comprehensive income	0
Net other comprehensive income	698
Balance, June 29, 2014	$ 20,716

- Definition

Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

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