Acquired Finite And Indefinite Lived Intangible Assets [Line Items]

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- Definition

Customer relationship contractual term maximum.

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- Definition

Customer relationship contractual term minimum.

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- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 45
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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

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized in the next rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

No definition available.

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- Definition

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized after the fifth rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

No definition available.

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- Definition

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized in the fifth rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

No definition available.

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- Definition

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized in the fourth rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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- Definition

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized in the third rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized in the second rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

Amount after accumulated impairment loss of 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/presentationRef
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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

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- Definition

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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-Publisher FASB
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Goodwill and Other Intangible Assets - Additional Information (Detail) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jul. 01, 2017	Jun. 30, 2018	Jul. 01, 2017	Dec. 30, 2017
Acquired Finite And Indefinite Lived Intangible Assets [Line Items]
Goodwill	$ 911,000,000		$ 911,000,000		$ 924,100,000
Goodwill impairment	0
Accumulated impairment losses	0		$ 0
Weighted-average amortization period (in years)			11 years
Aggregate amortization expense	6,400,000	$ 6,500,000	$ 13,000,000	$ 13,600,000
Estimated annual amortization expense for fiscal period 2018	25,400,000		25,400,000
Estimated annual amortization expense for fiscal period 2019	22,800,000		22,800,000
Estimated annual amortization expense for fiscal period 2020	18,600,000		18,600,000
Estimated annual amortization expense for fiscal period 2021	15,700,000		15,700,000
Estimated annual amortization expense for fiscal period 2022	14,300,000		14,300,000
Estimated annual amortization expense for fiscal period 2023	12,400,000		$ 12,400,000
Customer relationships
Acquired Finite And Indefinite Lived Intangible Assets [Line Items]
Weighted-average amortization period (in years)			15 years
Customer relationship contractual term, minimum (in years)			3 years
Customer relationship contractual term, maximum (in years)			5 years
Norbar
Acquired Finite And Indefinite Lived Intangible Assets [Line Items]
Goodwill	25,100,000		$ 25,100,000
Fastorq
Acquired Finite And Indefinite Lived Intangible Assets [Line Items]
Goodwill	2,600,000		2,600,000
TCS
Acquired Finite And Indefinite Lived Intangible Assets [Line Items]
Goodwill	$ 2,000,000		$ 2,000,000