Pension and Postretirement Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2012

Pension and Postretirement Benefit Plans

Components of net periodic benefit cost (benefit)

		Three months ended June 30,
		Qualified and Non-qualified
		Pension Benefits								Postretirement
		United States				International				Benefits
(Millions)		2012		2011		2012		2011		2012		2011
Net periodic benefit cost (benefit)
	Service cost	$	64	$	52	$	31	$	28	$	20	$	15
	Interest cost		146		155		62		62		21		23
	Expected return on plan assets		(248)		(232)		(73)		(69)		(22)		(20)
	Amortization of transition (asset) obligation		―		―		―		―		―		―
	Amortization of prior service cost (benefit)		1		3		(5)		(4)		(18)		(18)
	Amortization of net actuarial (gain) loss		118		84		30		28		28		26
Net periodic benefit cost (benefit)		$	81	$	62	$	45	$	45	$	29	$	26
Settlements, curtailments, special termination benefits and other			―		―		―		―		―		―
Net periodic benefit cost (benefit) after settlements, curtailments,
	special termination benefits and other	$	81	$	62	$	45	$	45	$	29	$	26
	Six months ended June 30,
		Qualified and Non-qualified
		Pension Benefits								Postretirement
		United States				International				Benefits
(Millions)		2012		2011		2012		2011		2012		2011
Net periodic benefit cost (benefit)
	Service cost	$	127	$	103	$	62	$	56	$	39	$	30
	Interest cost		293		313		123		124		43		46
	Expected return on plan assets		(496)		(464)		(146)		(139)		(43)		(39)
	Amortization of transition (asset) obligation		―		―		(1)		―		―		―
	Amortization of prior service cost (benefit)		3		6		(9)		(7)		(36)		(36)
	Amortization of net actuarial (gain) loss		235		167		60		56		55		52
Net periodic benefit cost (benefit)		$	162	$	125	$	89	$	90	$	58	$	53
Settlements, curtailments, special termination benefits and other			26		―		―		―		―		―
Net periodic benefit cost (benefit) after settlements, curtailments,
	special termination benefits and other	$	188	$	125	$	89	$	90	$	58	$	53