Defined Benefit Pension and Other Postretirement Plans (Tables)

6 Months Ended

Jun. 30, 2014

Compensation and Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Costs

The following summarizes the components of net periodic benefit costs:

	Three Months Ended June 30,
	Pension Benefits						Other Benefits
(In millions)	2014			2013			2014			2013
Components of net periodic benefit cost:
Service cost	$	20		$	23		$	6		$	6
Interest cost	18			18			9			6
Expected return on plan assets	(26		)	(26		)	—			—
Amortization – prior service credit	(11		)	(11		)	(1		)	—
– actuarial loss	13			18			—			—
– settlement loss	5			60			—			—
Net periodic benefit cost	$	19		$	82		$	14		$	12

	Six Months Ended June 30,
	Pension Benefits						Other Benefits
(In millions)	2014			2013			2014			2013
Components of net periodic benefit cost:
Service cost	$	43		$	46		$	13		$	12
Interest cost	38			36			17			13
Expected return on plan assets	(54		)	(53		)	—			—
Amortization – prior service credit	(23		)	(22		)	(2		)	(2		)
– actuarial loss	26			39			1			1
– settlement loss	69			60			—			—
Net periodic benefit cost	$	99		$	106		$	29		$	24