Earnings Per Share and Equity (Tables)

9 Months Ended

Sep. 30, 2013

Earnings Per Share and Equity Tables [Abstract]

Reconciliation of basic and diluted earnings per share

			Three Months Ended September 30,				Nine Months Ended September 30,
			2013		2012		2013		2012
Net income attributable to common shareholders		$	738	$	296	$	1,224	$	782
Average common shares outstanding — basic			857		854		856		804
Assumed exercise of stock options, performance share awards
	and restricted stock		3		3		4		2
Average common shares outstanding — diluted			860		857		860		806