Segment Information Level 4 (Details) - Capital Expenditures by Segment (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Capital Expenditures by Segment [Line Items]
Capital Expenditures	$ 133		$ 139		$ 114
EPCD [Member]
Capital Expenditures by Segment [Line Items]
Capital Expenditures	89	[1]	89	[1]	77	[1]
FPD [Member]
Capital Expenditures by Segment [Line Items]
Capital Expenditures	41	[1]	36	[1]	34	[1]
Corporate and Other [Member]
Capital Expenditures by Segment [Line Items]
Capital Expenditures	$ 3	[1]	$ 14	[1]	$ 3	[1]

[1] Excludes capital expenditures of discontinued operations. Includes capitalized interest costs that are incurred during the construction of property and equipment.