RELATED PARTY TRANSACTIONS (Details) (USD $)	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Related Party Transaction [Line Items]
Payments of Dividends	$ 220,000,000us-gaap_PaymentsOfDividends	$ 325,000,000us-gaap_PaymentsOfDividends
Proceeds from Dividends Received	0us-gaap_ProceedsFromDividendsReceived	5,000,000us-gaap_ProceedsFromDividendsReceived
The Dow Chemical Company [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Expenses from Transactions with Related Party	515,000,000	763,000,000
Service Fee with Parent	10.00%
Notes Receivable, Related Parties	1,000,000,000		1,200,000,000
Line of Credit Facility, Maximum Borrowing Capacity	1,000,000,000
Notes Receivable, Related Parties, Noncurrent	907,000,000		875,000,000
Payments of Dividends	220,000,000	325,000,000
Sundry income (expense) [Member] \| The Dow Chemical Company [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Expenses from Transactions with Related Party	7,000,000	6,000,000
Cost of Sales [Member] \| The Dow Chemical Company [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Expenses from Transactions with Related Party	$ 14,000,000	$ 12,000,000

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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For an unclassified balance sheet, amounts due from parties associated with the reporting entity as evidenced by a written promise to pay.

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Amounts due from parties associated with the reporting entity as evidenced by a written promise to pay, due after 1 year (or 1 business cycle).

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Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests.

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Dividends received on equity and other investments during the current period.

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Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

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