ACCOUNTS PAYABLE AND ACCRUED LIABILITIES (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011		Dec. 31, 2010		Dec. 31, 2009
Accounts Payable and Accrued Liabilities, Current [Abstract]
Accounts payable	$ 1,353		$ 1,272
Salaries, wages and other compensation	257		244
Pension, postretirement, postemployment and other employee benefits	180	[1]	156	[1]
Current deferred tax liability	103		61
Other accrued taxes	92		152
Accrued interest	69	[2]	92	[2]
Deferred revenue	69		180
Community development programs	19		148
Other	110		136
Total accounts payable and accrued liabilities	2,252		2,441
Cash interest paid, net	$ 284		$ 421		$ 504

[1] Refer to Note 8 for long-term portion and Note 10 for further discussion.

[2] Third-party interest paid, net of capitalized interest, was $284 million in 2011, $421 million in 2010 and $504 million in 2009.