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.

No definition available.

+ Details

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- 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

No definition available.

+ Details

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- Definition

Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267

+ Details

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- Definition

Carrying amount of finite-lived intangible assets, indefinite-lived intangible assets and goodwill. Goodwill is an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Intangible assets are assets, not including financial assets, lacking physical substance.

+ References

No definition available.

+ Details

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- Details

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Intangibles (Net of Amortization) and Goodwill (Narrative) (Details) - USD ($)		9 Months Ended
	Jul. 03, 2017	Sep. 30, 2018	Dec. 31, 2017
Finite-Lived Intangible Assets [Line Items]
Net carrying amount of intangibles and goodwill		$ 137,533,000	$ 144,337,000
Accumulated goodwill impairment		$ 0	$ 0
Contracts [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated economic life, in years		10 years
Customer Bases [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated economic life, in years	4 years
Minimum [Member] \| Customer Bases [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated economic life, in years		4 years
Minimum [Member] \| Formulas And Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated economic life, in years	3 years	3 years
Maximum [Member] \| Customer Bases [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated economic life, in years		20 years
Maximum [Member] \| Formulas And Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Estimated economic life, in years	6 years	6 years