Retirement Plans (Tables)

3 Months Ended

Mar. 31, 2015

Retirement Plans [Abstract]

Schedule Of Net Periodic Benefit Cost For Pension And Postretirement Benefit Plans

	Pension Benefits
	Three Months Ended March 31,
	2015		2014
	(Millions)
Service cost	$	8	$	7
Interest cost		13		14
Expected return on plan assets		(15)		(13)
Amortization of prior service cost (1)		1		1
Net actuarial loss (1)		5		4
Net periodic benefit cost (2)	$	12	$	13

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(1)  These net periodic benefit costs were reclassified out of other comprehensive earnings in the current period.

(2)  Net periodic benefit cost is a component of general and administrative expenses on the accompanying consolidated comprehensive statements of earnings