Fair Value Measurements (Details) - USD ($) $ in Thousands	Dec. 29, 2018	Jun. 30, 2018	Dec. 30, 2017
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Carrying value of total debt	$ 8,400,000
Not Designated as Hedging Instrument
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of total debt	8,800,000	$ 8,400,000	$ 9,200,000
Carrying value of total debt	8,800,000	8,300,000	8,900,000
Recurring Fair Value Measurements
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	298,661	199,404	284,262
Other assets	152,178	163,519	152,877
Total assets at fair value	450,839	362,923	437,139
Recurring Fair Value Measurements | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	298,461	169,214	241,071
Other assets	152,178	163,519	145,734
Total assets at fair value	450,639	332,733	386,805
Recurring Fair Value Measurements | Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	200	30,190	43,191
Other assets	0	0	7,143
Total assets at fair value	200	30,190	50,334
Recurring Fair Value Measurements | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	0	0	0
Other assets	0	0	0
Total assets at fair value	$ 0	$ 0	$ 0