Postretirement Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2017

Principal pension plans

Defined Benefit Plan Disclosure [Line Items]

Cost of pension plans

EFFECT ON OPERATIONS OF PENSION PLANS
	Principal pension plans
	Three months ended March 31
(In millions)		2017			2016
Service cost for benefits earned	$	289		$	315
Prior service cost amortization		73			76
Expected return on plan assets		(849)			(834)
Interest cost on benefit obligations		717			734
Net actuarial loss amortization		710			612
Curtailment loss		43	(a)		-
Pension plans cost	$	983		$	903

(a) Curtailment loss resulting from our intent to sell the Industrial Solutions business.

Other pension plans

Defined Benefit Plan Disclosure [Line Items]

Cost of pension plans

	Other pension plans
	Three months ended March 31
(In millions)		2017		2016
Service cost for benefits earned	$	151	$	113
Prior service credit amortization		(1)		(1)
Expected return on plan assets		(294)		(263)
Interest cost on benefit obligations		142		172
Net actuarial loss amortization		103		64
Pension plans cost	$	101	$	85

Principal retiree benefit plans

Defined Benefit Plan Disclosure [Line Items]

Cost of pension plans

	Other pension plans
	Three months ended March 31
(In millions)		2017		2016
Service cost for benefits earned	$	151	$	113
Prior service credit amortization		(1)		(1)
Expected return on plan assets		(294)		(263)
Interest cost on benefit obligations		142		172
Net actuarial loss amortization		103		64
Pension plans cost	$	101	$	85

Cost of benefit plans

(a) Curtailment loss resulting from our intent to sell the Industrial Solutions business.