Asset Dispositions and Assets Held for Sale (Details) - Subsequent Event - NexTraq - Held-for-sale - USD ($) $ in Millions	3 Months Ended
Sep. 30, 2017	Jul. 17, 2017
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Consideration		$ 320
Gain on disposal	$ 155
Tax effect of gain from disposal	$ 64

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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- Definition

Amount of tax expense (benefit) on gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

+ References

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Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

+ References

No definition available.

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Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

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