The number of acquisitions completed during the period.

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- Definition

The number of acquisitions privately held entities completed during the period.

+ References

No definition available.

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- Definition

The number of acquisitions of publicly held entities completed during the period.

+ References

No definition available.

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- Definition

The percent of goodwill arising from a business combination that is expected to be deductible for tax purposes.

+ References

No definition available.

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- Definition

The aggregate amount assigned to a major class of finite-lived intangible assets acquired either individually or as part of a group of assets (in either an asset acquisition or business combination). A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 44

-Subparagraph a(1)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6905858&loc=d3e16265-109275

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- Definition

The calculated weighted-average amortization period of a major class of finite-lived intangible assets acquired during the current period either individually or as part of a group of assets (in either an asset acquisition or business combination). A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 44

-Subparagraph a(3)

-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 FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (a)(3)

-URI http://asc.fasb.org/extlink&oid=6905858&loc=d3e16265-109275

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- Definition

Amount of cash paid to acquire the entity.

+ References

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- Definition

The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.

+ References

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- Definition

Percentage of voting equity interests acquired in the business combination.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141R

-Paragraph 68

-Subparagraph c

-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 FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6909870&loc=d3e1392-128463

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- Definition

The amount of acquisition cost of a business combination allocated to assets acquired.

+ References

+ Details

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- Definition

The total purchase price of the acquired entity. This includes cash paid to equity interest holders of the acquired entity, fair value of debt and equity securities issued to equity holders of the acquired entity, and transaction costs paid to third parties to consummate the acquisition.

+ References

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- Definition

The amount of acquisition cost of a business combination allocated to current assets.

+ References

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- Definition

The amount of acquisition cost of a business combination allocated to current liabilities of the acquired entity.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 51

-Subparagraph e

-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 FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 37

-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 Emerging Issues Task Force (EITF)

-Number 98-1

-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.

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- Definition

Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 52

-Subparagraph c

-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 FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 53

-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.

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- Definition

The amount of acquisition cost of a business combination allocated to liabilities assumed.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 37

-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 FASB

-Name Emerging Issues Task Force (EITF)

-Number 98-1

-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.

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- Definition

The amount of acquisition cost of a business combination allocated to noncurrent liabilities of the acquired entity.

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- Definition

The amount of acquisition cost of a business combination allocated to property, plant and equipment to be used in ongoing operations.

+ References

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Acquisitions/Divestitures (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended																	12 Months Ended					1 Months Ended							1 Months Ended									12 Months Ended							12 Months Ended							12 Months Ended	1 Months Ended
	Dec. 31, 2011 entity Y	Dec. 31, 2010 entity	Dec. 31, 2009 entity	Dec. 31, 2011 Completed technology Y	Dec. 31, 2010 Completed technology Minimum Y	Dec. 31, 2009 Completed technology Minimum Y	Dec. 31, 2010 Completed technology Maximum Y	Dec. 31, 2009 Completed technology Maximum Y	Dec. 31, 2011 Client relationships Y	Dec. 31, 2010 Client relationships Minimum Y	Dec. 31, 2009 Client relationships Minimum Y	Dec. 31, 2010 Client relationships Maximum Y	Dec. 31, 2009 Client relationships Maximum Y	Dec. 31, 2010 IPR and D Y	Dec. 31, 2009 Other intangible assets Minimum Y	Dec. 31, 2009 Other intangible assets Maximum Y	Dec. 31, 2011 Patents/trademarks	Dec. 31, 2011 Patents/trademarks Minimum Y	Dec. 31, 2010 Patents/trademarks Minimum Y	Dec. 31, 2011 Patents/trademarks Maximum Y	Dec. 31, 2010 Patents/trademarks Maximum Y	Jun. 30, 2011 TRIRIGA, Inc.	Nov. 30, 2010 Netezza Y	Dec. 31, 2010 Netezza	Nov. 10, 2010 Netezza	Dec. 31, 2010 Netezza Completed technology	Dec. 31, 2010 Netezza Client relationships	Dec. 31, 2010 Netezza IPR and D	Dec. 31, 2010 Netezza Patents/trademarks	Aug. 31, 2010 Sterling Commerce Y	Dec. 31, 2010 Sterling Commerce	Aug. 27, 2010 Sterling Commerce	Dec. 31, 2010 Sterling Commerce Completed technology	Dec. 31, 2010 Sterling Commerce Client relationships	Dec. 31, 2010 Sterling Commerce Patents/trademarks	Dec. 31, 2011 Other Acquisitions 2011	Dec. 31, 2011 Other Acquisitions 2011 Global Business Services	Dec. 31, 2011 Other Acquisitions 2011 Software.	Dec. 31, 2010 Other Acquisitions 2010 Y	Dec. 31, 2010 Other Acquisitions 2010 Completed technology	Dec. 31, 2010 Other Acquisitions 2010 Client relationships	Dec. 31, 2010 Other Acquisitions 2010 IPR and D	Dec. 31, 2010 Other Acquisitions 2010 Patents/trademarks	Dec. 31, 2010 Other Acquisitions 2010 Global Technology Services	Dec. 31, 2010 Other Acquisitions 2010 Global Business Services	Dec. 31, 2010 Other Acquisitions 2010 Systems and Technology entity	Dec. 31, 2010 Other Acquisitions 2010 Software. entity	Dec. 31, 2009 Other Acquisitions 2009 Y	Dec. 31, 2009 Other Acquisitions 2009 Completed technology	Dec. 31, 2009 Other Acquisitions 2009 Client relationships	Dec. 31, 2009 Other Acquisitions 2009 Other intangible assets	Dec. 31, 2009 Other Acquisitions 2009 Global Technology Services	Dec. 31, 2009 Other Acquisitions 2009 Software. entity	Oct. 31, 2009 SPSS, INC. (SPSS) Y	Dec. 31, 2009 SPSS, INC. (SPSS)	Oct. 02, 2009 SPSS, INC. (SPSS)	Dec. 31, 2009 SPSS, INC. (SPSS) Completed technology	Dec. 31, 2009 SPSS, INC. (SPSS) Client relationships	Dec. 31, 2009 SPSS, INC. (SPSS) Other intangible assets
Acquisitions:
Businesses acquired, number (in entities)	5	17	6
Percentage of business acquired (as a percent)	100.00%																					100.00%			100.00%							100.00%				100.00%			100.00%																	100.00%
Businesses acquired, aggregate cost	$ 1,849	$ 6,538	$ 1,471
Businesses acquired, cash consideration																									1,847							1,415																								1,177
Acquired intangible asset, weighted average useful life (in years)	6.9			7	3	4	7	7	7	2	5	7	7	5	1	7		1	1	7	7		6.9							6.9									6.4									6.5						7.0
Businesses acquired, privately held companies number																																														2	10						4
Businesses acquired, publicly held companies number																																															1
Current assets	251																							218							196								377									13							397
Fixed assets/noncurrent	88																							73							106								209									1							20
Goodwill	1,291																							1,410							1,032						14	1,277	2,312					32	252	375	1,653	255				10	246		748
Intangible assets				320					222								17									202	52	4	16				218	244	14					493	293	17	27						39	20	1						105	30	36
Total assets acquired	2,190																							1,975							1,810								3,728									330							1,336
Current liabilities	(191)																							(9)							(129)								(161)									(34)							(157)
Noncurrent liabilities	(150)																							(120)							(266)								(291)									0							(2)
Total liabilities assumed	(341)																							(128)							(395)								(452)									(35)							(160)
Total purchase price	$ 1,849																							$ 1,847							$ 1,415								$ 3,277									$ 295							$ 1,177
Expected percent of goodwill deductible for tax purposes (as a percent)	25.00%																																						10.00%