Provision (Benefit) for Income Taxes (Tables)

9 Months Ended

Sep. 30, 2014

Income Tax Expense (Benefit), Continuing Operations [Abstract]

Provision (benefit) for income taxes from continuing operations

The Provision (benefit) for income taxes includes:

	Three months ended   September 30,					Nine months ended    September 30,
	2014			2013		2014		2013
	(Millions)
Current:
Federal	$	(15	)	$	25	$	98	$	(47	)
State	(2		)	—		2		3
Foreign	2			2		7		3
	(15		)	27		107		(41		)
Deferred:
Federal	911			21		910		233
State	98			9		103		41
Foreign	4			5		13		27
	1,013			35		1,026		301
Total provision (benefit)	$	998		$	62	$	1,133	$	260