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Basis of Presentation - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Oct. 01, 2017	Oct. 01, 2017
Overstatement | Selling, General and Administrative Expenses
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Quantifying misstatement in current year financial statements, amount	$ 2.8	$ 1.4

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

No definition available.

+ Details

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X

- Definition

Amount of each individual error being corrected in the correcting adjustment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 250
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 1.N)
-URI http://asc.fasb.org/extlink&oid=112272810&loc=d3e30840-122693

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- Details

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- Details

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