CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME
Unrealized (losses) gains on derivatives, tax	$ 0	$ 0	$ 3	$ (1)
Reclassification to income of realized (gains) losses on derivatives, tax	0	0	(5)	2
Pension and postretirement gains, tax	(2)	(5)	(7)	(16)
Other comprehensive income (loss) related to noncontrolling interests	$ 0	$ 0	$ 0	$ 0