Quarterly report pursuant to Section 13 or 15(d)

Supplemental Cash Flow Information (Details)

v2.4.1.9
Supplemental Cash Flow Information (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Supplemental Cash Flow Information [Abstract]    
Cash paid during the year for interest, net of amounts capitalized and deferred $ 0us-gaap_InterestPaidNet $ 16,567us-gaap_InterestPaidNet
Balance in property, plant and equipment, net funded with accounts payable and accrued liabilities $ 150,623us-gaap_ConstructionInProgressExpendituresIncurredButNotYetPaid $ 66,241us-gaap_ConstructionInProgressExpendituresIncurredButNotYetPaid