Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2013

Fair Value Disclosures [Abstract]

Assets and Liabilities Measured at Fair Value on a Recurring Basis

Assets and Liabilities Measured at Fair Value on a Recurring Basis

	At December 31, 2013								At December 31, 2012
	Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3
Marketable securities	$	263	$	263	$	—	$	—	$	266	$	266	$	—	$	—
Derivatives	28		—		28		—		86		21		65		—
Total Assets at Fair Value	$	291	$	263	$	28	$	—	$	352	$	287	$	65	$	—
Derivatives	89		80		9		—		149		148		1		—
Total Liabilities at Fair Value	$	89	$	80	$	9	$	—	$	149	$	148	$	1	$	—

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

Assets and Liabilities Measured at Fair Value on a Nonrecurring Basis

	At December 31										At December 31
									Before-Tax Loss										Before-Tax Loss
	Total		Level 1		Level 2		Level 3		Year 2013		Total		Level 1		Level 2		Level 3		Year 2012
Properties, plant and    equipment, net (held and used)	$	102	$	—	$	—	$	102	$	278	$	84	$	—	$	—	$	84	$	213
Properties, plant and equipment, net (held for sale)	69		—		69		—		104		16		—		—		16		17
Investments and advances	38		—		35		3		228		—		—		—		—		15
Total Nonrecurring Assets    at Fair Value	$	209	$	—	$	104	$	105	$	610	$	100	$	—	$	—	$	100	$	245