Goodwill And Other Intangible Assets (Components Of Intangible Assets) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 28, 2014	Dec. 29, 2013
Finite-Lived Intangible Assets [Line Items]
Total amortized finite-lived intangible assets, gross amount	195,405	$ 206,310
Trade names	20,512us-gaap_IndefiniteLivedTradeNames	21,376us-gaap_IndefiniteLivedTradeNames
Total identifiable intangible assets, gross amount	215,917	227,686
Gross Accumulated Amortization	150,977	149,520
Customer lists
Finite-Lived Intangible Assets [Line Items]
Total amortized finite-lived intangible assets, gross amount	79,110	83,063
Gross Accumulated Amortization	58,873	56,798
Trade names
Finite-Lived Intangible Assets [Line Items]
Total amortized finite-lived intangible assets, gross amount	27,172	30,256
Gross Accumulated Amortization	18,031	19,346
Patents, license agreements
Finite-Lived Intangible Assets [Line Items]
Total amortized finite-lived intangible assets, gross amount	58,060	61,820
Gross Accumulated Amortization	52,448	54,225
Internal-use software
Finite-Lived Intangible Assets [Line Items]
Total amortized finite-lived intangible assets, gross amount	24,034	24,039
Gross Accumulated Amortization	14,758	12,358
Other
Finite-Lived Intangible Assets [Line Items]
Total amortized finite-lived intangible assets, gross amount	7,029	7,132
Gross Accumulated Amortization	6,867	$ 6,793
Minimum \| Customer lists
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortizable life minimum (years)	6 years
Minimum \| Trade names
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortizable life minimum (years)	1 year
Minimum \| Patents, license agreements
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortizable life minimum (years)	3 years
Minimum \| Internal-use software
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortizable life minimum (years)	3 years
Minimum \| Other
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortizable life minimum (years)	2 years
Maximum \| Customer lists
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortizable life minimum (years)	20 years
Maximum \| Trade names
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortizable life minimum (years)	30 years
Maximum \| Patents, license agreements
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortizable life minimum (years)	14 years
Maximum \| Internal-use software
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortizable life minimum (years)	7 years
Maximum \| Other
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortizable life minimum (years)	6 years

Total Identifiable Intangible Assets Gross

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- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the rights acquired through registration of a trade name to gain or protect exclusive use thereof for a projected indefinite period of benefit.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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