Additional Financial Information (Supplemental Cash Flows Information) (Details) - USD ($) $ in Millions	6 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Supplemental cash flows information
Cash paid for interest	$ (191)	$ (29)
Cash paid for income taxes	(35)	0
Supplemental information on acquisitions
Fair value of assets acquired, excluding cash	404	0
Cash acquired	15	0
Liabilities assumed	(35)	0
Noncontrolling interests	(109)	0
Cash paid	(275)	0
Fair value of equity instruments consideration	$ 0	$ 0

Supplemental cash flow information on acquisition.

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Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).

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The fair value of assets acquired in noncash investing or financing activities.

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The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes.

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Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.

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The fair value of liabilities assumed in noncash investing or financing activities.

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Amount of increase in noncontrolling interest from a business combination.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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