Commitments And Contingencies (Details) (USD $)	0 Months Ended	3 Months Ended	6 Months Ended
	Mar. 12, 2012	Jun. 30, 2012	Jun. 30, 2012
Loss Contingency Damages Sought Amount			$ 150,000,000
Trade receivables collected			303,000,000
Value added tax assessment			28,000,000
Long-term Purchase Commitment, Amount			386,500,000
Payments to Acquire Property, Plant, and Equipment	57,800,000
Asset Impairment Charges		14,590,000	14,590,000
December 2012 Member
Payments to Acquire Property, Plant, and Equipment			58,000,000
August 2012 Member
Future Payment To Acquire Property Plant And Equipment			$ 85,000,000