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Consolidating Financial Statements (Details) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009 | Dec. 31, 2008
--- | --- | --- | --- | ---
ASSETS |  |  |  |
Current Assets | $ 1,119,914 | $ 1,154,686 |  |
Current assets associated with discontinued operations | 4,013 | 5,918 |  |
Total current assets | 1,123,927 | 1,160,604 |  |
Property, plant and equipment, net | 3,004,452 | 3,092,652 | 3,404,354 |
Goodwill | 0 | 196,680 | 195,164 |
Investments in affiliates | 0 | 0 |  |
Intangible and other assets, net | 232,283 | 282,428 |  |
Intercompany receivables | 0 | 0 |  |
Long-term assets associated with discontinued operations | 0 | 9,172 |  |
Total long-term assets | 3,236,735 | 3,580,932 |  |
Total assets | 4,360,662 | 4,741,536 |  |
LIABILITIES AND EQUITY |  |  |  |
Current Liabilities | 663,498 | 742,649 |  |
Current liabilities associated with discontinued operations | 6,383 | 15,554 |  |
Total current liabilities | 669,881 | 758,203 |  |
Long-term debt | 1,773,039 | 1,897,147 |  |
Intercompany payables | 0 | 0 |  |
Other long-term liabilities | 223,560 | 270,651 |  |
Long-term liabilities associated with discontinued operations | 14,140 | 13,111 |  |
Total liabilities | 2,680,620 | 2,939,112 |  |
Total equity | 1,680,042 | 1,802,424 | 1,816,859 | 2,228,077
Total liabilities and equity | 4,360,662 | 4,741,536 |  |
Parent [Member] |  |  |  |
ASSETS |  |  |  |
Current Assets | 93 | 160 |  |
Current assets associated with discontinued operations | 0 | 0 |  |
Total current assets | 93 | 160 |  |
Property, plant and equipment, net | 0 | 0 |  |
Goodwill |  | 0 |  |
Investments in affiliates | 1,813,197 | 1,998,616 |  |
Intangible and other assets, net | 18,389 | 17,343 |  |
Intercompany receivables | 945,401 | 1,118,405 |  |
Long-term assets associated with discontinued operations | 0 | 0 |  |
Total long-term assets | 2,776,987 | 3,134,364 |  |
Total assets | 2,777,080 | 3,134,524 |  |
LIABILITIES AND EQUITY |  |  |  |
Current Liabilities | 11,122 | 21,320 |  |
Current liabilities associated with discontinued operations | 0 | 0 |  |
Total current liabilities | 11,122 | 21,320 |  |
Long-term debt | 1,083,649 | 1,298,165 |  |
Intercompany payables | 0 | 0 |  |
Other long-term liabilities | 2,267 | 12,615 |  |
Long-term liabilities associated with discontinued operations | 0 | 0 |  |
Total liabilities | 1,097,038 | 1,332,100 |  |
Total equity | 1,680,042 | 1,802,424 |  |
Total liabilities and equity | 2,777,080 | 3,134,524 |  |
Subsidiary Issuer [Member] |  |  |  |
ASSETS |  |  |  |
Current Assets | 0 | 0 |  |
Current assets associated with discontinued operations | 0 | 0 |  |
Total current assets | 0 | 0 |  |
Property, plant and equipment, net | 0 | 0 |  |
Goodwill |  | 0 |  |
Investments in affiliates | 1,774,029 | 1,991,518 |  |
Intangible and other assets, net | 39,168 | 40,594 |  |
Intercompany receivables | 1,068,746 | 1,207,450 |  |
Long-term assets associated with discontinued operations | 0 | 0 |  |
Total long-term assets | 2,881,943 | 3,239,562 |  |
Total assets | 2,881,943 | 3,239,562 |  |
LIABILITIES AND EQUITY |  |  |  |
Current Liabilities | 3,147 | 3,147 |  |
Current liabilities associated with discontinued operations | 0 | 0 |  |
Total current liabilities | 3,147 | 3,147 |  |
Long-term debt | 143,750 | 143,750 |  |
Intercompany payables | 921,849 | 1,094,049 |  |
Other long-term liabilities | 0 | 0 |  |
Long-term liabilities associated with discontinued operations | 0 | 0 |  |
Total liabilities | 1,068,746 | 1,240,946 |  |
Total equity | 1,813,197 | 1,998,616 |  |
Total liabilities and equity | 2,881,943 | 3,239,562 |  |
Guarantor Subsidiaries [Member] |  |  |  |
ASSETS |  |  |  |
Current Assets | 563,927 | 559,367 |  |
Current assets associated with discontinued operations | 0 | 0 |  |
Total current assets | 563,927 | 559,367 |  |
Property, plant and equipment, net | 1,513,366 | 1,680,256 |  |
Goodwill |  | 146,876 |  |
Investments in affiliates | 1,687,806 | 1,967,403 |  |
Intangible and other assets, net | 78,836 | 147,513 |  |
Intercompany receivables | 99,075 | 72,714 |  |
Long-term assets associated with discontinued operations | 0 | 0 |  |
Total long-term assets | 3,379,083 | 4,014,762 |  |
Total assets | 3,943,010 | 4,574,129 |  |
LIABILITIES AND EQUITY |  |  |  |
Current Liabilities | 353,827 | 352,409 |  |
Current liabilities associated with discontinued operations | 0 | 0 |  |
Total current liabilities | 353,827 | 352,409 |  |
Long-term debt | 0 | 0 |  |
Intercompany payables | 1,705,911 | 2,096,523 |  |
Other long-term liabilities | 109,243 | 133,679 |  |
Long-term liabilities associated with discontinued operations | 0 | 0 |  |
Total liabilities | 2,168,981 | 2,582,611 |  |
Total equity | 1,774,029 | 1,991,518 |  |
Total liabilities and equity | 3,943,010 | 4,574,129 |  |
Other Subsidiaries [Member] |  |  |  |
ASSETS |  |  |  |
Current Assets | 555,882 | 595,151 |  |
Current assets associated with discontinued operations | 4,013 | 5,918 |  |
Total current assets | 559,895 | 601,069 |  |
Property, plant and equipment, net | 1,491,086 | 1,412,396 |  |
Goodwill |  | 49,804 |  |
Investments in affiliates | 0 | 0 |  |
Intangible and other assets, net | 134,678 | 115,766 |  |
Intercompany receivables | 637,165 | 889,073 |  |
Long-term assets associated with discontinued operations | 0 | 9,172 |  |
Total long-term assets | 2,262,929 | 2,476,211 |  |
Total assets | 2,822,824 | 3,077,280 |  |
LIABILITIES AND EQUITY |  |  |  |
Current Liabilities | 308,320 | 368,346 |  |
Current liabilities associated with discontinued operations | 6,383 | 15,554 |  |
Total current liabilities | 314,703 | 383,900 |  |
Long-term debt | 545,640 | 455,232 |  |
Intercompany payables | 122,627 | 97,070 |  |
Other long-term liabilities | 137,908 | 160,564 |  |
Long-term liabilities associated with discontinued operations | 14,140 | 13,111 |  |
Total liabilities | 1,135,018 | 1,109,877 |  |
Total equity | 1,687,806 | 1,967,403 |  |
Total liabilities and equity | 2,822,824 | 3,077,280 |  |
Eliminations [Member] |  |  |  |
ASSETS |  |  |  |
Current Assets | 12 | 8 |  |
Current assets associated with discontinued operations | 0 | 0 |  |
Total current assets | 12 | 8 |  |
Property, plant and equipment, net | 0 | 0 |  |
Goodwill |  | 0 |  |
Investments in affiliates | 5,275,032 | (5,957,537) |  |
Intangible and other assets, net | (38,788) | (38,788) |  |
Intercompany receivables | (2,750,387) | (3,287,642) |  |
Long-term assets associated with discontinued operations | 0 | 0 |  |
Total long-term assets | (8,064,207) | (9,283,967) |  |
Total assets | (8,064,195) | (9,283,959) |  |
LIABILITIES AND EQUITY |  |  |  |
Current Liabilities | (12,918) | (2,573) |  |
Current liabilities associated with discontinued operations | 0 | 0 |  |
Total current liabilities | (12,918) | (2,573) |  |
Long-term debt | 0 | 0 |  |
Intercompany payables | (2,750,387) | (3,287,642) |  |
Other long-term liabilities | (25,858) | (36,207) |  |
Long-term liabilities associated with discontinued operations | 0 | 0 |  |
Total liabilities | (2,789,163) | (3,326,422) |  |
Total equity | (5,275,032) | (5,957,537) |  |
Total liabilities and equity | $ (8,064,195) | $ (9,283,959) |  |

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