Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2014

Assets and Liabilities Measured at Fair Value on a Recurring Basis

The fair value hierarchy for assets and liabilities measured at fair value on a recurring basis at March 31, 2014, and December 31, 2013, is as follows:

Assets and Liabilities Measured at Fair Value on a Recurring Basis

(Millions of dollars)



	At March 31, 2014								At December 31, 2013
	Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3
Marketable Securities	$	263	$	263	$	—	$	—	$	263	$	263	$	—	$	—
Derivatives	33		9		24		—		28		—		28		—
Total Assets at Fair Value	$	296	$	272	$	24	$	—	$	291	$	263	$	28	$	—
Derivatives	60		49		11		—		89		80		9		—
Total Liabilities at Fair Value	$	60	$	49	$	11	$	—	$	89	$	80	$	9	$	—

Assets and Liabilities Measured at Fair Value on a Non-Recurring Basis

The fair value hierarchy for assets and liabilities measured at fair value on a nonrecurring basis at March 31, 2014, is as follows:

Assets and Liabilities Measured at Fair Value on a Nonrecurring Basis

(Millions of dollars)



	At March 31, 2014
	Total		Level 1		Level 2		Level 3		Before-Tax Loss
Properties, plant and equipment, net (held and used)	$	222	$	—	$	213	$	9	$	467
Properties, plant and equipment, net (held for sale)	—		—		—		—		—
Investments and advances	8		—		—		8		27
Total Assets at Fair Value	$	230	$	—	$	213	$	17	$	494