v2.4.0.8

Goodwill and Purchased Intangible Assets (Narrative) (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2013 | Mar. 31, 2013 | Sep. 30, 2012 | Jun. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012
Goodwill [Line Items] |  |  |  |  |  |
Goodwill expected to be deductible in future periods | $ 895 |  |  |  | $ 895 |
Amortization expense for purchased finite-lived intangible assets | 18 |  | 13 |  | 44 | 39
Non-cash intangible asset impairment charges |  | 10 |  | 28 |  |
Technology [Member] |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |
Non-cash intangible asset impairment charges |  |  |  | 19 |  |
Customer relationships [Member] |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |
Non-cash intangible asset impairment charges |  | 7 |  | 6 |  |
Trade Names [Member] |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |
Non-cash intangible asset impairment charges |  | 3 |  | 3 |  |
Market Services [Member] |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |
Non-cash intangible asset impairment charges |  |  |  | 17 |  |
Technology Solutions [Member] |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |
Non-cash intangible asset impairment charges |  |  |  | 11 |  |
eSpeed [Member] |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |
Goodwill expected to be deductible in future periods | 510 |  |  |  | 510 |
TR Businesses [Member] |  |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |  |
Goodwill expected to be deductible in future periods | $ 304 |  |  |  | $ 304 |

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from goodwill. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32621-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 25 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=29652012&loc=d3e28680-109314 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32632-109319 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 740 -Section 25 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=6912350&loc=d3e9979-128506 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 740 -Section 25 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6912350&loc=d3e9972-128506 + Details
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- Details
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- Definition The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16373-109275 + Details
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