Represents the period over which the entity will retain ownership interest in the acquired entity.

No definition available.

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- Definition

Cash portion of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

+ References

No definition available.

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- Definition

The cumulative total gain (loss) resulting from the sale of a disposal group that is not a discontinued operation. It is included in income from continuing operations before income taxes in the income statement. Includes prior periods amounts.

+ References

No definition available.

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- Definition

The adjustment of the gain (loss) resulting from the sale of a disposal group that is not a discontinued operation. It is included in income from continuing operations before income taxes in the income statement.

+ References

No definition available.

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- Definition

Total pre-tax gain (loss) on sale of business. This amount excludes any associated costs related to transition and performance based costs.

+ References

No definition available.

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- Definition

Period of expected continuing involvement with a disposal group that is not a discontinued operation after the disposal date, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Period of possible renewal for transitional services after the initial term has been completed, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Payment that was made to the acquiring company after resolution of the final balance sheet adjustments was concluded.

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Description of type of continuing involvement the entity will have after the disposal transaction.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Continuing Cash Flows

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- Definition

Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

+ References

No definition available.

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- Definition

The gain (loss) resulting from the sale of a disposal group that is not a discontinued operation. It is included in income from continuing operations before income taxes in the income statement.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

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- Definition

Amount of noncash consideration received for selling an asset or business through a noncash (or part noncash) transaction.

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-Publisher FASB

-Name Accounting Standards Codification

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- Definition

The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

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-SubTopic 10

-Section 45

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

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- Definition

Percentage of subsidiary's or equity method investee's stock owned by parent immediately after all stock transactions.

+ References

No definition available.

+ Details

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Acquisitions/Divestitures (Divestitures) (Details 5) - Estimated - USD ($) $ in Millions			1 Months Ended	3 Months Ended			6 Months Ended	12 Months Ended
	Jan. 23, 2014	Sep. 10, 2013	Apr. 17, 2012	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Jun. 30, 2015	Dec. 31, 2014
Industry Standard x86 Server Portfolio
Divestitures
Description of continuing involvement after transaction							IBM will continue to provide maintenance delivery on Lenovo’s behalf for an extended period of time. In addition, as part of the transaction agreement, the company will provide Lenovo with certain transition services, including IT and supply chain services. The initial term for these transition services ranges from less than one year to three years. Lenovo can renew certain services for an additional year.
Disposal group, not discontinued operation, period of renewal of continuing involvement after transition services completed							1 year
Transaction price for sale of business	$ 2,100
Approximate amount of transaction price received in cash	$ 1,800
Pre-tax gain/(loss) on sale of business				$ 36	$ 16
Pre-tax gain on sale of business, net of transition and performance-based costs						$ 1,100
Industry Standard x86 Server Portfolio
Divestitures
Pre-tax gain/(loss) on sale of business							$ 1,500
Pre-tax gain on sale of business, net of transition and performance-based costs							$ 1,200
Industry Standard x86 Server Portfolio \| Maximum
Divestitures
Disposal group, not discontinued operation, period of continuing involvement after disposal							3 years
Equity Ownership percent acquired	5.00%
Customer Care Business Process Outsourcing Services
Divestitures
Transaction price for sale of business		$ 501
Approximate amount of transaction price received in cash		430
Noncash consideration received on sale of business		$ 71
Settlement of the remaining consideration due				40
Pre-tax gain/(loss) on sale of business								$ 202
Charge to reflect resolution of final Balance Sheet adjusments						$ 10
Payment made after final Balance Sheet adjustments				43
Cumulative pre-tax gain/(loss) on sale of business							$ 208
Customer Care Business Process Outsourcing Services \| Maximum
Divestitures
Equity Ownership percent acquired		5.00%
Retail Stores Solutions business
Divestitures
Pre-tax gain/(loss) on sale of business				1
Ownership retention period			3 years
Cumulative pre-tax gain/(loss) on sale of business				$ 511