Income Taxes (Tables)

9 Months Ended

Sep. 30, 2014

Income Taxes [Abstract]

Net Operating Loss Carryforwards and Tax Credit Carryforwards

Table 121: Net Operating Loss Carryforwards and Tax Credit Carryforwards
		September 30			December 31
In millions		2014			2013
Net Operating Loss Carryforwards:
	Federal		$	1,037	$	1,116
	State			2,723		2,958
Tax Credit Carryforwards:
	Federal		$	84	$	221
	State			9		7