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Employee Separation / Asset Related Charges, Net (2014 Restructuring Program schedule) (Details) - 2014 Restructuring Program [Member] - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2016 | Dec. 31, 2015
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring reserve |  | $ 55 | $ 78
Restructuring reserve, payments |  | (23) |
Severance and Related Benefit Costs [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring reserve |  | 53 | 76
Restructuring reserve, payments |  | (23) |
Other Non-Personnel Charges [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring reserve | [1] | 2 | $ 2
Restructuring reserve, payments | [1] | $ 0 |
[1] | Other non-personnel charges consist of contractual obligation costs.

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- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. + 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=56944662&loc=d3e3602-108585 + Details
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- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 + Details
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