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Notional Amounts of Outstanding Derivative Instruments Measured in U.S. Dollar Equivalents (Detail) - USD ($) $ in Millions | Sep. 30, 2019 | Jun. 30, 2019
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Designated as Hedging Instruments | Foreign Exchange Contracts | Derivatives Purchased |  |
Derivative [Line Items] |  |
Notional amounts | $ 239 | $ 0
Designated as Hedging Instruments | Foreign Exchange Contracts | Derivatives Sold |  |
Derivative [Line Items] |  |
Notional amounts | 6,018 | 6,034
Designated as Hedging Instruments | Interest Rate Contracts | Derivatives Purchased |  |
Derivative [Line Items] |  |
Notional amounts | 401 | 0
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Derivatives Purchased |  |
Derivative [Line Items] |  |
Notional amounts | 11,715 | 14,889
Not Designated as Hedging Instruments | Foreign Exchange Contracts | Derivatives Sold |  |
Derivative [Line Items] |  |
Notional amounts | 9,082 | 15,614
Not Designated as Hedging Instruments | Other Contracts | Derivatives Purchased |  |
Derivative [Line Items] |  |
Notional amounts | 1,882 | 2,007
Not Designated as Hedging Instruments | Other Contracts | Derivatives Sold |  |
Derivative [Line Items] |  |
Notional amounts | $ 470 | $ 456

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- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959 + Details
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