Income Taxes (Tables)

6 Months Ended

Jun. 30, 2013

Income Tax Disclosure [Abstract]

Deferred Tax Assets and Liabilities

Our net deferred tax asset was included on the Consolidated Balance Sheets in other assets and liabilities as follows:

	December 31, 2012			June 30, 2013
Current deferred tax asset	$	44		$	33
Current deferred tax liability	(173		)	(207		)
Noncurrent deferred tax asset	1,251			1,157
Noncurrent deferred tax liability	(144		)	(136		)
Net deferred tax asset	$	978		$	847