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Asset purchase (Details) (Carbon Anode Production Facility [Member], USD $) In Thousands, unless otherwise specified | Sep. 30, 2013 t | Jun. 11, 2012
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Carbon Anode Production Facility [Member] |  |
Business Acquisition [Line Items] |  |
Assets Acquired |  | $ 12,500
Century Vlissingen Anode capacity | 75,000 |

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- Definition The capacity of anode production facility at Century Vlissingen in the Netherlands. + References No definition available. + Details
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- Details
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- Definition The value of all consideration given or received by the Entity in the significant acquisition or disposal. + References No definition available. + Details
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