Commitments and Contingencies (Details) - USD ($) $ in Millions	12 Months Ended
Jan. 01, 2019	Jan. 02, 2018	Jun. 07, 2018
Commitments and Contingencies Disclosure [Abstract]
Payments made		$ 4.0
Loss contingency accrual			$ 11.0
Increase to accrual for final assessment	$ 3.4

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- Definition

Amount of loss contingency liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=118942415&loc=d3e14326-108349

+ Details

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- Definition

Amount of increase (decrease) in loss contingency liability.

+ References

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- Definition

The amount of loss pertaining to the specified contingency that was charged against earnings in the period, including the effects of revisions in previously reported estimates.

+ References

+ Details

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