Summarized Financial Data - Tengizchevroil LLP (Tables)

12 Months Ended

Dec. 31, 2011

Summarized Financial Data of Affiliate [Abstract]

Summarized Financial Data - Tengizchevroil LLP

	Year ended December 31
	2011		2010		2009
Sales and other operating revenues	$	25,278	$	17,812	$	12,013
Costs and other deductions		10,941		8,394		6,044
Net income attributable to TCO		10,039		6,593		4,178

Summarized Financial Data and its Affiliate

	At December 31
	2011		2010
Current assets	$	3,477	$	3,376
Other assets		11,619		11,813
Current liabilities		2,995		2,402
Other liabilities		3,759		4,130
Total TCO net equity		8,342		8,657