v3.8.0.1

Income Taxes - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 30, 2018	Dec. 31, 2017	Jan. 01, 2017	Jan. 03, 2016
Income Taxes [Line Items]
Impact of U.S. Tax Reform		$ 150.0
Valuation allowance on deferred tax assets		25.0	$ 18.0
Undistributed earnings of foreign subsidiaries		1,100.0
Deferred tax liability		5.0	1.0
Uncertain tax positions that would reduce annual effective tax rate, if recognized		70.0	55.0
Potential interest penalties on uncertain tax positions		1.0	1.0	$ (0.2)
Liability recorded for potential interest and penalties		$ 8.0	6.0
Foreign [Member] | Singapore [Member]
Income Taxes [Line Items]
Statutory tax rate		17.00%
Decrease to the provision for income taxes		$ 49.0	$ 32.0	$ 23.0
Increase to net income per diluted share		$ 0.33	$ 0.22	$ 0.16
Foreign [Member] | United Kingdom [Member]
Income Taxes [Line Items]
Statutory tax rate		19.25%
Federal [Member] | IRS [Member]
Income Taxes [Line Items]
Statutory tax rate		35.00%
Net operating loss carryforwards		$ 10.0
State [Member]
Income Taxes [Line Items]
Net operating loss carryforwards		136.0
Tax credit carryforwards		95.0
Scenario, Forecast [Member] | Federal [Member] | IRS [Member]
Income Taxes [Line Items]
Statutory tax rate	21.00%
Tax Year 2017 [Member]
Income Taxes [Line Items]
Undistributed earnings of foreign subsidiaries		$ 869.0

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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The amount of income taxes from which a reporting entity is exempt or for which it will receive a reduction in income taxes as a result of the income tax holiday granted by the taxing jurisdiction.

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Per share amount effect of the income tax benefit resulting from the income tax holidays granted by taxing jurisdictions.

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