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Investments In Marketable Securities (Tables)

12 Months Ended

Dec. 31, 2012

Investments In Marketable Securities Tables [Abstract]

		December 31,
		2012								2011
		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3			Total

		(in millions)
AVAILABLE-FOR-SALE:⁽¹⁾
Debt securities:
	Unsecured debentures	$	-	$	448	$	-	$	448	$	-	$	665	$	-	$	665
	Certificates of deposit		-		143		-		143		-		576		-		576
	Government debt securities		-		34		-		34		-		31		-		31
	Subtotal		-		625		-		625		-		1,272		-		1,272
Equity securities:
	Mutual funds		-		56		-		56		-		67		-		67
	Common stock		-		-		-		-		1		-		-		1
	Subtotal		-		56		-		56		1		67		-		68
Total available-for-sale			-		681		-		681		1		1,339		-		1,340
TRADING:
Equity securities:
	Mutual funds		12		-		-		12		12		-		-		12
Total trading			12		-		-		12		12		-		-		12
TOTAL		$	12	$	681	$	-	$	693	$	13	$	1,339	$	-	$	1,352
Held-to-maturity securities									3								4
Total marketable securities								$	696							$	1,356

Pre-Tax Gains And Losses On Available For Sale And Trading Securities


		2012		2011		2010

		(in millions)

Gains (losses) included in earnings that relate to trading securities
	held at the reporting date	$	(1)	$	1	$	-
Unrealized gains (losses) on available-for-sale securities included in
	other comprehensive income		1		2		2
(Gains) reclassified out of other comprehensive income into earnings			(1)		-		-
Gross proceeds from sales of available-for-sale securities			6,489		6,119		5,852
Gross realized gains on sales			2		3		2

- Definition

Tabular disclosure of the realized and unrealized gains and losses reported in the statement of income which have resulted from the sale and holding of marketable securities, respectively, as well as the sale or disposal of cost method investments. Such amounts would include realized gains and losses on the sale or disposal of trading, available-for-sale, and held-to-maturity securities, unrealized gains and losses on trading securities, unrealized gains and losses on available-for-sale and held-to-maturity securities transferred to the trading securities category, realized gains and losses on the sale or disposal of cost method investments, and losses recognized for other than temporary impairments (OTTI) of such investments.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 115

-Paragraph 7, 13, 16, 22

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Principles Board Opinion (APB)

-Number 18

-Paragraph 5

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 25

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=7534914&loc=d3e22054-111558

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section M

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 115

-Paragraph 21

-Subparagraph d

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 115

-Paragraph 12

-Subparagraph a, b

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 10

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27405-111563

Reference 8: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 9

-Subparagraph (c)-(e)

-URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27357-111563

Reference 9: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SAB TOPIC 5.M)

-URI http://asc.fasb.org/extlink&oid=6784337&loc=d3e87990-122713

+ Details

- Definition

Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets.

+ References+ Details