Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017	Dec. 29, 2018	Dec. 30, 2017	Jun. 24, 2017
Effective Income Tax Rate Reconcilliation, Share-based Compensation, Excess Tax Benefit, Amount [Line Items]
Unrecognized Tax Benefits, Interest on Income Taxes Expense		$ 4,200
Unrecognized Tax Benefits	$ 444,000		$ 444,000
Advance payments for audit and post-audit year tax				$ 140,700
Interest payment on advance payments for audit and post-audit year tax				37,400
Provision for income taxes	$ 50,784	$ 272,942	$ 86,997	$ 299,361
Effective Income Tax Rate Reconciliation, Percent	27.80%	137.90%	20.90%	79.00%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%			0.00%	35.00%
Effective Income Tax Reconciliation, Deferred Tax Remeasurement		$ 13,700
Effective Income Tax Reconciliation, Transition Tax		$ 236,900	$ 22,100
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent	12.10%		5.30%
Effective Income Tax Reconciliation, Interest Accruals	$ 4,900		$ 9,400