Plant Relocation (Narrative) (Details) In Millions, unless otherwise specified	3 Months Ended		1 Months Ended	3 Months Ended					77 Months Ended
	Mar. 31, 2013 USD ($)	Mar. 31, 2012 USD ($)	Nov. 30, 2006 Advanced Engineered Materials [Member] Kelsterbach, Germany [Member] EUR (€)	Mar. 31, 2013 Advanced Engineered Materials [Member] Kelsterbach, Germany [Member] USD ($)		Mar. 31, 2012 Advanced Engineered Materials [Member] Kelsterbach, Germany [Member] USD ($)		Jun. 30, 2011 Advanced Engineered Materials [Member] Kelsterbach, Germany [Member] EUR (€)	Mar. 31, 2013 Advanced Engineered Materials [Member] Kelsterbach, Germany [Member] USD ($)
Plant Relocation [Line Items]
Proceeds originally expected under plant relocation agreement			€ 670
Deferred proceeds from Kelsterbach plant relocation	$ 0	$ 0		$ 0	[1]	$ 0	[1]	€ 110	$ 907	[1]

[1] Included in noncurrent Other liabilities in the consolidated balance sheets. Amounts reflect the US dollar equivalent at the time of receipt. Upon transfer of title to Fraport, the deferred proceeds will be recognized in the consolidated statements of operations. Such proceeds will be reduced by assets of €7 million included in Property, plant and equipment, net and €102 million included in noncurrent Other assets in the consolidated balance sheets, to be transferred to Fraport or otherwise disposed.