Income Taxes Income Tax Examination (Details) - Various federal, state and non-US statute of limitations expirations and settlements [Member] $ in Millions	3 Months Ended
Sep. 30, 2019 USD ($)
Income Tax Examination [Line Items]
Tax Settlement Gain (Loss) Noncash	$ 18
Interest Income [Member]
Income Tax Examination [Line Items]
Tax Settlement Gain (Loss) Noncash	$ 5

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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