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Derivative Instruments - Derivative Instruments Gain Loss (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011
(Loss) on derivatives not designated as hedging instruments under ASC 815 |  |
Ely warrants | $ (74) | $ (179)
ILC warrants | (4) | 2
Kinross Collar |  | (2)
Kinross Calls | 48 | 42
Total loss | $ (30) | $ (137)

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