Pension Plans and Other Postretirement Benefits (Tables)

3 Months Ended

Mar. 31, 2014

Table Text Block [Abstract]

Components of Net Periodic Benefit Cost Table

The following summarizes the Company’s pension and other postretirement benefit cost:

	Pension Benefits						Other Benefits
millions	2014			2013			2014			2013
Three Months Ended March 31
Service cost	$	25		$	21		$	2		$	2
Interest cost	25			20			4			4
Expected return on plan assets	(27		)	(23		)	—			—
Amortization of net actuarial loss (gain)	9			29			(2		)	—
Net periodic benefit cost	$	32		$	47		$	4		$	6