Employee Benefits (Tables)

3 Months Ended

Mar. 31, 2014

Compensation and Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost

The components of net periodic benefit costs for 2014 and 2013 are as follows:

	Three months ended March 31
	2014			2013
	(Millions of dollars)
Pension Benefits
United States
Service cost	$	113		$	124
Interest cost	124			118
Expected return on plan assets	(197		)	(175		)
Amortization of prior service (credits)	(2		)	—
Amortization of actuarial losses	52			121
Settlement losses	33			57
Total United States	123			245
International
Service cost	47			48
Interest cost	84			77
Expected return on plan assets	(76		)	(68		)
Amortization of prior service costs	5			5
Amortization of actuarial losses	24			36
Total International	84			98
Net Periodic Pension Benefit Costs	$	207		$	343
Other Benefits*
Service cost	$	13		$	18
Interest cost	37			40
Amortization of prior service costs (credits)	3			(12		)
Amortization of actuarial losses	2			13
Net Periodic Other Benefit Costs	$	55		$	59

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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.