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Balance Sheet Details Supplemental Cash Flow Disclosures (Details) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2014
|
Dec. 31, 2013
|
Dec. 31, 2012
|
|
| Additional Cash Flow Elements and Supplemental Cash Flow Information [Abstract] | |||
| Payments to Acquire Property, Plant, and Equipment | $ 612,161 | $ 620,895 | $ 953,882 |
| Changes in Capital Expenditures Accrued and Unpaid or Financed, Including Accreted Interest Capitalized | (183,741) | 251,199 | 351,814 |
| Capital expenditures | 428,420 | 872,094 | 1,305,696 |
| Interest Expense | 449,345 | 526,530 | 359,795 |
| Interest Costs Capitalized | 32,541 | 78,254 | 127,189 |
| Interest Expense Including Capitalized Interest | 481,886 | 604,784 | 486,984 |
| Fair Value of Assets Acquired | 31,861 | 53,066 | 100,185 |
| Liabilities Assumed | 0 | 0 | 0 |
| Cash Acquired from Acquisition | 0 | 0 | 0 |
| Acquisitions Of Assets And Business Combinations Total | 31,861 | 53,066 | 100,185 |
| Interest Paid, Capitalized | 310,230 | 389,064 | 290,131 |
| Income Taxes Paid | $ 24,544 | $ 39,292 | $ 269,597 |