Leases Lease Balance Sheet (Details) $ in Millions	3 Months Ended
	Sep. 30, 2019 USD ($)
Leases [Abstract]
Operating Lease, Right-of-Use Asset	$ 262
Finance Lease, Right-of-Use Asset	54
Lease Right of Use Assets	316
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	45
Operating Lease, Liability	90
Finance Lease, Liability, Current	9
Operating Lease, Liability, Noncurrent	195
Finance Lease, Liability, Noncurrent	59
Lease Liabilities	$ 353