Goodwill and Intangible Assets, Net (Schedule of Finite-Lived Intangible Assets, Estimated Amortization Expense) (Details) $ in Millions	Jun. 30, 2019 USD ($)	[1]
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Estimated amortization expense in fiscal 2020	$ 14
Estimated amortization expense in fiscal 2021	14
Estimated amortization expense in fiscal 2022	4
Estimated amortization expense in fiscal 2023	4
Estimated amortization expense in fiscal 2024	$ 4

[1] These amounts may vary as acquisitions and dispositions occur in the future.