Investments (Schedule Of Components Of Restricted Assets) (Detail) - USD ($) $ in Millions	Sep. 30, 2016	Dec. 31, 2015
Investments, Debt and Equity Securities [Abstract]
Trust funds	$ 13,093	$ 11,862
Deposits with non-U.S. regulatory authorities	2,338	2,075
Deposits with U.S. regulatory authorities	2,232	1,242
Assets pledged under repurchase agreements	1,464	1,459
Other pledged assets	433	392
Total restricted assets	$ 19,560	$ 17,030

Restricted assets that are deposits with non-US regulatory authorities.

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- Definition

Restricted assets that are deposits with US regulatory authorities.

+ References

No definition available.

+ Details

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- Definition

Restricted assets that are other pledged assets.

+ References

No definition available.

+ Details

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- Definition

Restricted assets that are trust funds.

+ References

No definition available.

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- References

No definition available.

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- Definition

The carrying amount as of the date of the latest financial statement presented of securities which are owned but transferred to serve as collateral for repurchase agreements, and for which the transferee does not have the right by contract or custom to sell or re-pledge them to an unrelated party.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 50
-Paragraph 1A
-Subparagraph (b)(1)(i)
-URI http://asc.fasb.org/extlink&oid=64858031&loc=SL6224234-111729

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- Definition

Cash and investments whose use in whole or in part is restricted for the long-term, generally by contractual agreements or regulatory requirements. For use in an unclassified balance sheet.

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No definition available.

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