RELATED PARTY TRANSACTIONS (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Related Party Transaction [Line Items]
Payments of Dividends			$ 219,000,000	$ 775,000,000
Dividend, Noncash, Ownership interest in Subsidiary	70,000,000		70,000,000		0
Proceeds from Dividends Received	0	2,000,000	5,000,000	19,000,000
The Dow Chemical Company [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Expenses from Transactions with Related Party	803,000,000	685,000,000	2,317,000,000	2,375,000,000
Service Fee with Parent			10.00%
Notes Receivable, Related Parties	2,100,000,000		2,100,000,000		2,300,000,000
Line of Credit Facility, Maximum Borrowing Capacity	1,000,000,000		1,000,000,000
Notes Receivable, Related Parties, Noncurrent	836,000,000		836,000,000		820,000,000
Payments of Dividends	50,000,000	225,000,000	219,000,000	775,000,000
Sundry income (expense) [Member] | The Dow Chemical Company [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Expenses from Transactions with Related Party	6,000,000	8,000,000	19,000,000	24,000,000
Cost of Sales [Member] | The Dow Chemical Company [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Expenses from Transactions with Related Party	$ 11,000,000	$ 11,000,000	$ 35,000,000	$ 34,000,000