Restructuring and Impairment - Schedule of Changes in Restructuring Program Liabilities (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended
Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	$ 29us-gaap_RestructuringReserve	$ 32us-gaap_RestructuringReserve	$ 28us-gaap_RestructuringReserve	$ 59us-gaap_RestructuringReserve
Additions	10us-gaap_RestructuringCharges	10us-gaap_RestructuringCharges	31us-gaap_RestructuringCharges	61us-gaap_RestructuringCharges
Payments	(11)us-gaap_PaymentsForRestructuring	(12)us-gaap_PaymentsForRestructuring	(28)us-gaap_PaymentsForRestructuring	(90)us-gaap_PaymentsForRestructuring
Other	0	(3)	(3)	(3)
Restructuring Liabilities, Ending Balance	28us-gaap_RestructuringReserve	27us-gaap_RestructuringReserve	28us-gaap_RestructuringReserve	27us-gaap_RestructuringReserve
One Time Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	17	23	21	51
Additions	10	7	24	52
Payments	(11)	(11)	(27)	(85)
Other	0	0	(2)	1
Restructuring Liabilities, Ending Balance	16	19	16	19
Facility Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	6	8	7	6
Additions	0	2	0	7
Payments	0	(1)	(1)	(4)
Other	0	(2)	0	(2)
Restructuring Liabilities, Ending Balance	6	7	6	7
Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	6	1	0	2
Additions	0	1	7	2
Payments	0	0	0	(1)
Other	0	(1)	(1)	(2)
Restructuring Liabilities, Ending Balance	$ 6	$ 1	$ 6	$ 1

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

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- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

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-Name Accounting Standards Codification

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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section P

-Subsection 3, 4

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 420

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SAB TOPIC 5.P.4(b))

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- Definition

The amount of change in the restructuring reserve related to foreign currency translation adjustments and any other adjustments not separately disclosed or provided for elsewhere in the Taxonomy.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-Section S99

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