Acquisitions, Disposals and Other Transactions - Schedule of Fair Value of Consideration Transferred (Detail) (Move Inc [Member], USD $) In Millions, unless otherwise specified	1 Months Ended
Nov. 30, 2014
Move Inc [Member]
Business Combination, Separately Recognized Transactions [Line Items]
Cash consideration - Move's outstanding equity	$ 864
Fair value of assumed equity awards	28
Total consideration transferred	892
Cash acquired	(108)
Total consideration transferred, net of cash acquired	$ 784

Business combination consideration transferred equity awards issued and issuable.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 30

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- Definition

Amount of tangible or intangible assets, including a business or subsidiary of the acquirer transferred by the entity to the former owners of the acquiree. Excludes cash.

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- Definition

Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

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- Definition

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

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

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