Employee Benefits (Tables)

3 Months Ended

Mar. 31, 2015

Compensation and Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost

The components of net periodic benefit costs for 2015 and 2014 are as follows:

	Three months ended March 31
	2015			2014
	(Millions of dollars)
Pension Benefits
United States
Service cost	$	135		$	113
Interest cost	126			124
Expected return on plan assets	(196		)	(197		)
Amortization of prior service (credits)	(2		)	(2		)
Amortization of actuarial losses	89			52
Settlement losses	54			33
Total United States	206			123
International
Service cost	45			47
Interest cost	69			84
Expected return on plan assets	(65		)	(76		)
Amortization of prior service costs	5			5
Amortization of actuarial losses	18			24
Total International	72			84
Net Periodic Pension Benefit Costs	$	278		$	207
Other Benefits*
Service cost	$	18		$	13
Interest cost	38			37
Amortization of prior service costs	3			3
Amortization of actuarial losses	9			2
Net Periodic Other Benefit Costs	$	68		$	55

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* Includes costs for U.S. and international OPEB plans. Obligations for plans outside the United States are not significant relative to the company’s total OPEB obligation.