Gains (Losses) on Derivative Instruments Recognized on Consolidated Income Statements (Detail) - USD ($) $ in Millions	3 Months Ended
Sep. 30, 2019	Sep. 30, 2018
Revenue \| Foreign Exchange Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gains (Losses) on Derivatives Not Designated as Hedges	$ 0	$ 0
Revenue \| Other Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gains (Losses) on Derivatives Not Designated as Hedges	0	0
Other Income (Expense), Net \| Foreign Exchange Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gains (Losses) on Derivatives Not Designated as Hedges	(171)	(30)
Other Income (Expense), Net \| Other Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gains (Losses) on Derivatives Not Designated as Hedges	1	(3)
Designated as Hedging Instruments \| Revenue \| Fair Value Hedges \| Foreign Exchange Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives	0	0
Hedged items	0	0
Excluded from effectiveness assessment	0	0
Designated as Hedging Instruments \| Revenue \| Fair Value Hedges \| Interest Rate Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives	0	0
Hedged items	0	0
Designated as Hedging Instruments \| Revenue \| Cash Flow Hedges \| Foreign Exchange Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Amount reclassified from accumulated other comprehensive income	0	92
Excluded from effectiveness assessment	0	0
Designated as Hedging Instruments \| Other Income (Expense), Net \| Fair Value Hedges \| Foreign Exchange Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives	30	122
Hedged items	(33)	(122)
Excluded from effectiveness assessment	41	28
Designated as Hedging Instruments \| Other Income (Expense), Net \| Fair Value Hedges \| Interest Rate Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives	1	0
Hedged items	(1)	0
Designated as Hedging Instruments \| Other Income (Expense), Net \| Cash Flow Hedges \| Foreign Exchange Contracts
Derivative Instruments, Gain (Loss) [Line Items]
Amount reclassified from accumulated other comprehensive income	(5)	0
Excluded from effectiveness assessment	$ 0	$ (27)

Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement.

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Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement.

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Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

+ References

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The net gain (loss) relating to components of the gain (loss) on the cash flow hedging instrument excluded from the assessment of cash flow hedge effectiveness. Recognized in earnings.

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Net gain (loss) relating to components of the gain (loss) on the fair value hedging instrument excluded from the assessment of fair value hedge effectiveness. Recognized in earnings.

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Amount, before tax, of reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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