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Intangible and Other Assets (Details 2) (USD $) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2012 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Finite Lived Intangible Assets And Deferred Debt Issuance Costs |  |  |  |
Intangible assets and deferred debt issuance costs, gross carrying amount | $ 271,885,000 | $ 271,885,000 | $ 313,206,000 |
Intangible assets and deferred debt issuance costs, accumulated amortization | (168,544,000) | (168,544,000) | (153,658,000) |
Deferred debt issuance costs, gross carrying amount | 44,112,000 | 44,112,000 | 44,141,000 |
Deferred debt issuance costs, accumulated amortization | (25,764,000) | (25,764,000) | (19,560,000) |
Long-lived asset impairment | 46,800,000 | 183,445,000 | 6,068,000 | 143,874,000
Amortization of deferred debt issuance costs |  | 7,243,000 | 8,977,000 | 5,303,000
Amortization of intangible costs |  | 20,800,000 | 24,000,000 | 27,500,000
Intangible assets |  |  |  |
Finite Lived Intangible Assets And Deferred Debt Issuance Costs |  |  |  |
Long-lived asset impairment | 29,100,000 | 29,100,000 |  |
Marketing Related |  |  |  |
Finite Lived Intangible Assets And Deferred Debt Issuance Costs |  |  |  |
Gross Carrying Amount | 3,060,000 | 3,060,000 | 3,043,000 |
Accumulated Amortization | (1,675,000) | (1,675,000) | (1,400,000) |
Marketing Related | Minimum |  |  |  |
Finite Lived Intangible Assets And Deferred Debt Issuance Costs |  |  |  |
Useful life |  | 5 years |  |
Marketing Related | Maximum |  |  |  |
Finite Lived Intangible Assets And Deferred Debt Issuance Costs |  |  |  |
Useful life |  | 20 years |  |
Customer related |  |  |  |
Finite Lived Intangible Assets And Deferred Debt Issuance Costs |  |  |  |
Gross Carrying Amount | 164,562,000 | 164,562,000 | 169,282,000 |
Accumulated Amortization | (86,605,000) | (86,605,000) | (73,566,000) |
Customer related | Minimum |  |  |  |
Finite Lived Intangible Assets And Deferred Debt Issuance Costs |  |  |  |
Useful life |  | 10 years |  |
Customer related | Maximum |  |  |  |
Finite Lived Intangible Assets And Deferred Debt Issuance Costs |  |  |  |
Useful life |  | 20 years |  |
Technology Based |  |  |  |
Finite Lived Intangible Assets And Deferred Debt Issuance Costs |  |  |  |
Gross Carrying Amount | 4,375,000 | 4,375,000 | 32,275,000 |
Accumulated Amortization | (3,561,000) | (3,561,000) | (6,747,000) |
Useful life |  | 20 years |  |
Contract Based |  |  |  |
Finite Lived Intangible Assets And Deferred Debt Issuance Costs |  |  |  |
Gross Carrying Amount | 55,776,000 | 55,776,000 | 64,465,000 |
Accumulated Amortization | $ (50,939,000) | $ (50,939,000) | $ (52,385,000) |
Contract Based | Minimum |  |  |  |
Finite Lived Intangible Assets And Deferred Debt Issuance Costs |  |  |  |
Useful life |  | 2 years |  |
Contract Based | Maximum |  |  |  |
Finite Lived Intangible Assets And Deferred Debt Issuance Costs |  |  |  |
Useful life |  | 11 years |  |

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