Related Party Transactions Level 4 (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Apollo [Member]
Related Party Transaction [Line Items]
Annual management consulting fee	$ 3
Annual management consulting fee percentage	2.00%
Related Party Costs	$ 1	$ 1
Subsidiary of Common Parent [Member]
Related Party Transaction [Line Items]
Shared Services Costs Incurred by MPM	14	16
Apollo Affiliates and Other Related Parties [Member]
Related Party Transaction [Line Items]
Due to Related Parties			$ 1
Revenue from Related Parties	1	4
Due from Related Parties	1		1
Purchases From Related Parties		1
Momentive Performance Materials Inc. [Member]
Related Party Transaction [Line Items]
Accounts Receivable shared services costs	3		5
Purchases Related to Distribution Agreement
Revenues from distribution agreement	1	1
AP related to distribution agreement	2		2
HAI [Member]
Related Party Transaction [Line Items]
Due from Related Parties	1		1
Russian Joint Venture [Member]
Related Party Transaction [Line Items]
Accounts Receivable, Related Parties, Current	2		2
Loans and Leases Receivable, Related Parties	6		6
Other joint ventures unconsolidated [Member]
Related Party Transaction [Line Items]
sales to joint venture	4	20
Due from Joint Ventures	5		7
Purchases from JV	4	6
due to joint ventures	1		1
Hexion Inc. [Member]
Related Party Transaction [Line Items]
Shared Services Costs Incurred by Hexion	22	27
Shared Services Billings - Hexion to MPM	9	9
Maximum [Member] \| Apollo Affiliates and Other Related Parties [Member]
Related Party Transaction [Line Items]
Due to Related Parties	1		1
Maximum [Member] \| Momentive Performance Materials Inc. [Member]
Related Party Transaction [Line Items]
Due to Related Parties	1		1
Revenue from Related Parties	1	1
Due from Related Parties	1		$ 1
Purchases From Related Parties	$ 5	$ 8

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Annual management consulting fee

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For an unclassified balance sheet, amounts due from related parties including affiliates, employees, joint ventures, officers and stockholders, immediate families thereof, and pension funds.

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Direct costs arising from transactions with related parties who are not affiliates or joint Ventures. These costs are categorized as cost of goods sold.

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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.

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Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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