Provision (Benefit) for Income Taxes (Tables)

6 Months Ended

Jun. 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   June 30,						Six months ended    June 30,
	2014			2013			2014			2013
	(Millions)
Current:
Federal	$	(24	)	$	(61	)	$	113		$	(72	)
State	(1		)	1			4			3
Foreign	3			(1		)	5			1
	(22		)	(61		)	122			(68		)
Deferred:
Federal	95			130			(1		)	212
State	6			19			5			32
Foreign	5			14			9			22
	106			163			13			266
Total provision (benefit)	$	84		$	102		$	135		$	198