Leases - Assets and Liabilities (Details) $ in Millions	Jun. 29, 2019 USD ($)
Assets:
Operating lease assets	$ 567
Finance lease assets	50
Total lease assets	617
Current liabilities:
Operating lease liabilities	118
Finance lease liabilities	14
Total lease liabilities, current	132
Non-current liabilities:
Operating lease liabilities	504
Finance lease liabilities	22
Total lease liabilities, non-current	$ 526