Related Party Transactions Level 4 (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended			3 Months Ended		9 Months Ended				3 Months Ended		9 Months Ended			9 Months Ended				3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended			3 Months Ended		9 Months Ended		12 Months Ended			3 Months Ended		9 Months Ended				3 Months Ended	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012	Sep. 30, 2013 Apollo [Member]	Sep. 30, 2012 Apollo [Member]	Sep. 30, 2013 Apollo [Member]	Sep. 30, 2012 Apollo [Member]	Sep. 30, 2013 Momentive Performance Materials Inc. [Member]	Sep. 30, 2012 Momentive Performance Materials Inc. [Member]	Sep. 30, 2013 Apollo Affiliates and Other Related Parties [Member]	Sep. 30, 2012 Apollo Affiliates and Other Related Parties [Member]	Sep. 30, 2013 Apollo Affiliates and Other Related Parties [Member]	Sep. 30, 2012 Apollo Affiliates and Other Related Parties [Member]	Dec. 31, 2012 Apollo Affiliates and Other Related Parties [Member]	Sep. 30, 2013 Apollo Global Securities [Member]	Sep. 30, 2012 Apollo Global Securities [Member]	Sep. 30, 2013 Momentive Specialty Chemicals Holdings LLC [Member]	Jan. 31, 2013 Momentive Specialty Chemicals Holdings LLC [Member]	Sep. 30, 2013 Momentive Performance Materials Inc. [Member]	Sep. 30, 2012 Momentive Performance Materials Inc. [Member]	Sep. 30, 2013 Momentive Performance Materials Inc. [Member]	Sep. 30, 2012 Momentive Performance Materials Inc. [Member]	Sep. 30, 2013 Momentive Performance Materials Holdings LLC [Member]	Sep. 30, 2012 Momentive Performance Materials Holdings LLC [Member]	Sep. 30, 2013 Momentive Performance Materials Holdings LLC [Member]	Sep. 30, 2012 Momentive Performance Materials Holdings LLC [Member]	Dec. 31, 2012 Momentive Performance Materials Holdings LLC [Member]	Sep. 30, 2013 HAI [Member]	Sep. 30, 2012 HAI [Member]	Sep. 30, 2013 HAI [Member]	Sep. 30, 2012 HAI [Member]	Dec. 31, 2012 HAI [Member]	Sep. 30, 2013 Russian Joint Venture [Member]	Dec. 31, 2012 Russian Joint Venture [Member]	Sep. 30, 2013 Momentive Specialty Chemicals Inc. [Member]	Sep. 30, 2012 Momentive Specialty Chemicals Inc. [Member]	Sep. 30, 2013 Momentive Specialty Chemicals Inc. [Member]	Sep. 30, 2012 Momentive Specialty Chemicals Inc. [Member]	Sep. 30, 2013 Maximum [Member] Momentive Performance Materials Inc. [Member]	Dec. 31, 2012 Maximum [Member] Momentive Performance Materials Inc. [Member]	Sep. 30, 2012 Maximum [Member] Momentive Performance Materials Inc. [Member]	Sep. 30, 2012 Maximum [Member] Momentive Performance Materials Inc. [Member]	Sep. 30, 2013 Maximum [Member] Momentive Performance Materials Inc. [Member]	Dec. 31, 2012 Maximum [Member] Momentive Performance Materials Inc. [Member]	Dec. 31, 2012 Maximum [Member] Russian Joint Venture [Member]	Jan. 31, 2013 6.625% First Priority Senior Notes Due 2020 [Member]	Mar. 14, 2012 6.625% First Priority Senior Notes Due 2020 [Member]
Related Party Transaction [Line Items]
Notes Receivable, Related Parties, Current																																															$ 1
Annual management consulting fee								3
Annual management consulting fee percentage								2.00%
Shared Services Costs Incurred by MSC																																							90	111
Shared Services Costs Incurred by MPM										67	106
Shared Services Billings - MSC to MPM																																							21	16
Realized Cost Savings From Shared Services										6	19
Due to Related Parties												1		1		4					1		1		6		6		4	7		7		6							1	1				1
Long-term debt																																																1,100	450
Fees and Commissions																	1	1
Related Party Costs						1	1	2	2
Face value of the outstanding paid in kind debt facility																			180
Note receivable from parent	0		0		24														24
Non-cash distribution declared to parent			208	0															208
Long-term Debt																				247
Revenue from Related Parties												25	5	91	10						1		1							25	28	78	84										1	1
Equity Method Investment, Ownership Percentage																														50.00%		50.00%
Due from Related Parties										2		10		10		26														17		17		16								1			1	1
Purchases From Related Parties												37	9	103	25						2	4	4	6						21	6	52	30
Cash Dividends Declared to Parent Company by Unconsolidated Subsidiaries																																15	13
Carrying Value of Assets of HAI																														63		63		52
Carrying Value of Liabilities of HAI																														22		22		18
Future price concessions																														16		16
Income (Loss) from Equity Method Investments	(2)	4	5	15																														8			(50)	(34)	(100)	(35)
settlement discounts issued to related party																														1		3
Accounts Receivable, Related Parties, Current																																			6	5
Billings from Parent Company																									13	12	13	12
cash collateralizing loan	$ 11		$ 11