Taxes (Tables)

12 Months Ended

Dec. 31, 2011

Taxes [Abstract]

Income Taxes

	Year ended December 31
	2011		2010		2009
Taxes on income
U.S. Federal
Current	$	1,893	$	1,501	$	128
Deferred		877		162		(147	)
State and local
Current		596		376		216
Deferred		41		20		14
Total United States		3,407		2,059		211
International
Current		16,548		10,483		7,154
Deferred		671		377		600
Total International		17,219		10,860		7,754
Total taxes on income	$	20,626	$	12,919	$	7,965

Reconciliation between the U.S. statutory federal income tax rate and the company's effective income tax rate

	Year ended December 31
	2011			2010			2009
U.S. statutory federal income tax rate		35.0	%		35.0	%		35.0	%
Effect of income taxes from inter- national operations at rates different from the U.S. statutory rate		7.5			5.2			10.4
State and local taxes on income, net of U.S. federal income tax benefit		0.9			0.8			0.9
Prior year tax adjustments		(0.1	)		(0.6	)		(0.3	)
Tax credits		(0.4	)		(0.5	)		(1.1	)
Effects of changes in tax rates		0.5			–			0.1
Other		(0.1	)		0.4			(2.0	)
Effective tax rate		43.3	%		40.3	%		43.0	%

Composition of deferred tax balances

	At December 31
	2011			2010
Deferred tax liabilities
Properties, plant and equipment	$	23,597		$	19,855
Investments and other		2,271			2,401
Total deferred tax liabilities		25,868			22,256
Deferred tax assets
Foreign tax credits		(8,476	)		(6,669	)
Abandonment/environmental reserves		(5,387	)		(5,004	)
Employee benefits		(4,773	)		(3,627	)
Deferred credits		(1,548	)		(2,176	)
Tax loss carryforwards		(828	)		(882	)
Other accrued liabilities		(531	)		(486	)
Inventory		(360	)		(483	)
Miscellaneous		(1,595	)		(1,676	)
Total deferred tax assets		(23,498	)		(21,003	)
Deferred tax assets valuation allowance		11,096			9,185
Total deferred taxes, net	$	13,466		$	10,438

Classification of Deferred Taxes

	At December 31
	2011			2010
Prepaid expenses and other current assets	$	(1,149	)	$	(1,624	)
Deferred charges and other assets		(1,224	)		(851	)
Federal and other taxes on income		295			216
Noncurrent deferred income taxes		15,544			12,697
Total deferred income taxes, net	$	13,466		$	10,438

Changes to Company's Unrecognized Tax Benefits

	2011			2010			2009
Balance at January 1	$	3,507		$	3,195		$	2,696
Foreign currency effects		(2	)		17			(1	)
Additions based on tax positions taken in current year		469			334			459
Reductions based on tax positions taken in current year		–			–			–
Additions/reductions resulting from current-year asset acquisitions/sales		(41	)		–			–
Additions for tax positions taken in prior years		236			270			533
Reductions for tax positions taken in prior years		(366	)		(165	)		(182	)
Settlements with taxing authorities in current year		(318	)		(136	)		(300	)
Reductions as a result of a lapse of the applicable statute of limitations		(4	)		(8	)		(10	)
Balance at December 31	$	3,481		$	3,507		$	3,195

Taxes Other Than on Income

	Year ended December 31
	2011		2010		2009
United States
Excise and similar taxes on products and merchandise	$	4,199	$	4,484	$	4,573
Import duties and other levies		4		–		(4	)
Property and other miscellaneous taxes		726		567		584
Payroll taxes		236		219		223
Taxes on production		308		271		135
Total United States		5,473		5,541		5,511
International
Excise and similar taxes on products and merchandise		3,886		4,107		3,536
Import duties and other levies		3,511		6,183		6,550
Property and other miscellaneous taxes		2,354		2,000		1,740
Payroll taxes		148		133		134
Taxes on production		256		227		120
Total International		10,155		12,650		12,080
Total taxes other than on income	$	15,628	$	18,191	$	17,591