RELATED PARTY TRANSACTIONS (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
The Dow Chemical Company [Member]
Related Party Transaction [Line Items]
Service Fee with Parent	10.00%
Notes Receivable, Related Parties	$ 1,400	$ 1,300
Line of Credit Facility, Maximum Borrowing Capacity	1,000
Notes Receivable, Related Parties, Noncurrent	947	940
Proceeds from Dividends Received	0	0	$ 12
Proceeds from Sale of Productive Assets			145
Gain (Loss) on Sale of Assets and Asset Impairment Charges			66
General and Administrative Expense [Member] \| The Dow Chemical Company [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Expenses from Transactions with Related Party	27	30	26
Estimated Federal Tax Liability, Related Party [Member] \| The Dow Chemical Company [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Tax Payment	415	310	579
Retained Earnings [Member]
Related Party Transaction [Line Items]
Dividends declared and paid	500	1,170	1,289
Purchases from Dow [Member] \| Cost of Sales [Member] \| The Dow Chemical Company [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Expenses from Transactions with Related Party	1,400	1,700	2,900
Activity Based Costs [Member] \| Cost of Sales [Member] \| The Dow Chemical Company [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Expenses from Transactions with Related Party	$ 58	$ 63	$ 53

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Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).

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

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The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.

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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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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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