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Significant Accounting Policies (Goodwill and Other Intangible Assets) (Details)	12 Months Ended
	Dec. 31, 2016 USD ($) reporting_unit	Jan. 02, 2016 USD ($)	Jan. 03, 2015 USD ($)
Finite lived intangible assets
Number of reporting units that evaluate goodwill for impairment | reporting_unit	3
Trade name
Finite lived intangible assets
Impairment charges | $	$ 0	$ 9,100,000.0	$ 0
Minimum
Finite lived intangible assets
Useful Lives	3 years
Maximum
Finite lived intangible assets
Useful Lives	20 years

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ 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

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- Definition

Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16373-109275

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- Definition

Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Reporting Unit
-URI http://asc.fasb.org/extlink&oid=6523643

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