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Annual report pursuant to Section 13 and 15(d)

ASSET RETIREMENT OBLIGATIONS (Tables)

v2.4.0.6
ASSET RETIREMENT OBLIGATIONS (Tables)
12 Months Ended
Dec. 31, 2011
ASSET RETIREMENT OBLIGATIONS Ìý
Schedule of changes to asset retirement obligation liabilities

Ìý

Ìý

Ìý
Ìý DecemberÌý31, Ìý
Ìý
Ìý 2011 Ìý 2010 Ìý

Asset retirement obligation at beginning of year

Ìý $ 24 Ìý $ 21 Ìý

Accretion expense

Ìý Ìý 2 Ìý Ìý 1 Ìý

Liabilities incurred

Ìý Ìý â€� Ìý Ìý 1 Ìý

Liabilities assumed in connection with the consolidation of a variable interest entity

Ìý Ìý 2 Ìý Ìý â€� Ìý

Liabilities settled

Ìý Ìý (1 ) Ìý â€� Ìý

Foreign currency effect on reserve balance

Ìý Ìý (1 ) Ìý 1 Ìý
Ìý Ìý Ìý Ìý Ìý Ìý

Asset retirement obligation at end of year

Ìý $ 26 Ìý $ 24 Ìý
Ìý Ìý Ìý Ìý Ìý Ìý