Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended	9 Months Ended		12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016	Sep. 30, 2017	Dec. 30, 2017	Dec. 31, 2016	Mar. 30, 2019
Subsequent Event [Line Items]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent			35.00%	31.50%	35.00%
Income Tax Expense (Benefit)	$ 183,224	$ 20,734		$ 217,705	$ 50,773
Effective Income Tax Rate Reconciliation, Percent	94.00%	13.00%		39.00%	10.00%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent			35.00%	31.50%	35.00%
TaxCutsAndJobsActNetTaxExpense(Benefit)	$ 183,200
TaxCutsAndJobsActOne-timeTransistionTaxExpense	582,800
Deferred Tax Liabilities, Undistributed Foreign Earnings			$ 424,300
TaxCutsandJobsActOne-timeTransitionTaxNetExpense	158,500
TaxCutsandJobsActRateChangeDeferredTaxRemeasurement	26,200
Unrecognized Tax Benefits, Period Increase (Decrease)				$ 91,100
Unrecognized Tax Benefits	121,500			121,500
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	14,500			14,500
Unrecognized Tax Benefits That Would Impact Additional Paid-in Capital	$ 85,500			$ 85,500
Subsequent Event [Member]
Subsequent Event [Line Items]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent						21.00%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent						21.00%