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Property, Plant and Equipment - Property, Plant and Equipment (Detail) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Property, Plant and Equipment [Line Items]
Gross Cost	$ 17,048	$ 17,989
Accumulated Depreciation	(14,727)	(15,342)
Net Cost	2,321	2,647
Land [Member]
Property, Plant and Equipment [Line Items]
Gross Cost	75	80
Net Cost	75	80
Buildings [Member]
Property, Plant and Equipment [Line Items]
Gross Cost	806	886
Accumulated Depreciation	(399)	(411)
Net Cost	407	475
Facilities and Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Gross Cost	2,746	2,946
Accumulated Depreciation	(2,482)	(2,629)
Net Cost	264	317
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Gross Cost	12,885	13,491
Accumulated Depreciation	(11,408)	(11,822)
Net Cost	1,477	1,669
Computer and R&D Equipment [Member]
Property, Plant and Equipment [Line Items]
Gross Cost	377	410
Accumulated Depreciation	(339)	(371)
Net Cost	38	39
Other Tangible Assets [Member]
Property, Plant and Equipment [Line Items]
Gross Cost	104	118
Accumulated Depreciation	(99)	(109)
Net Cost	5	9
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Gross Cost	55	58
Net Cost	$ 55	$ 58

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.14)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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

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- Definition

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.13)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
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-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 13
-Subparagraph a
-Article 5

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
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-Section 03
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