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Commitments and Contingencies (Details 6) | 1 Months Ended | 12 Months Ended | 94 Months Ended
--- | --- | --- | ---
Mar. 31, 2012 USD ($) issue | Aug. 31, 2011 USD ($) | Dec. 31, 2015 USD ($) landfill | Dec. 31, 2014 USD ($) landfill | Dec. 31, 2013 USD ($) | Nov. 01, 2014 USD ($)
Environmental, Health, and Safety ("EHS") Matters |  |  |  |  |  |
Expenses related to environmental, health and safety ("EHS") matters |  |  | $ 35,700,000 | $ 100,600,000 | $ 111,300,000 |
WRC |  |  |  |  |  |
Environmental, Health, and Safety ("EHS") Matters |  |  |  |  |  |
Payment of civil penalties |  | $ 950,000 |  |  |  |
Expected remaining costs under consent order |  |  | 3,000,000 |  |  |
EHS |  |  |  |  |  |
Environmental, Health, and Safety ("EHS") Matters |  |  |  |  |  |
Environmental accruals |  |  | 3,600,000 | 1,100,000 |  |
Environmental accruals included in other current liabilities |  |  | 2,000,000 | 200,000 |  |
Estimated closure and post-closure costs |  |  | $ 400,000 | $ 900,000 |  |
Number of landfills | landfill |  |  | 2 | 2 |  |
EHS | CRRM |  |  |  |  |  |
Environmental, Health, and Safety ("EHS") Matters |  |  |  |  |  |
Cost of renewable identification numbers |  |  | $ 123,900,000 | $ 127,200,000 | $ 180,500,000 |
Biofuel blending obligation recorded in other current liabilities |  |  | 9,500,000 | $ 52,300,000 |  |
Marquee issues under the Clean Air Act | issue | 4 |  |  |  |  |
Percentage of refining capacity | 90.00% |  |  |  |  |
Environmental civil penalty | $ 700,000 |  |  |  |  |
Remaining costs associated with Second Consent Decree |  |  | $ 44,000,000 |  |  |
MSAT II | CRRM |  |  |  |  |  |
Environmental, Health, and Safety ("EHS") Matters |  |  |  |  |  |
Expense incurred to date |  |  |  |  |  | $ 48,300,000
MSAT II | WRC |  |  |  |  |  |
Environmental, Health, and Safety ("EHS") Matters |  |  |  |  |  |
Expense incurred to date |  |  |  |  |  | $ 89,000,000

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