Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation (Details)

v2.4.0.6
Share-Based Compensation (Details) (USD $)
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Allocated Share-based Compensation Expense $ 63,700,000 $ 2,300,000
Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Capitalized Amount 2,300,000 0
Proceeds from Stock Options Exercised 0  
1997 Plan and 2003 Plan [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized $ 409,700,000  
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Recognition Period 6 years  
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition   3 years 0 months
Closing of financing and issuing of notice to proceed [Member] | Long Term Commercial Milestone Bonus Award for Train 3 and Train 4 [Member] | Common Stock
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Percentage 0.00%  
Payment of 60% of total cost for EPC Contract (Train 3 and Train 4) [Member] | Long Term Commercial Milestone Bonus Award for Train 3 and Train 4 [Member] | Common Stock
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Percentage 20.00%  
Percentage of total cost of the EPC Contract (Train 3 and Train 4) 60.00%  
Substantial completion of construction of Train 4 [Member] | Long Term Commercial Milestone Bonus Award for Train 3 and Train 4 [Member] | Common Stock
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Percentage 20.00%  
First anniversary of substantial completion of construction of Train 4 [Member] | Long Term Commercial Milestone Bonus Award for Train 3 and Train 4 [Member] | Common Stock
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Percentage 30.00%  
Average 120-day closing stock price is $25 [Member] | Long Term Commercial Stock Price Bonus Award for Train 3 and Train 4 [Member] | Common Stock
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Percentage 50.00%  
Share Price $ 25  
Average 120-day closing stock price is $35 [Member] | Long Term Commercial Stock Price Bonus Award for Train 3 and Train 4 [Member] | Common Stock
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Percentage 50.00%  
Share Price $ 35