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Investments (Tables) | 12 Months Ended
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Dec. 31, 2012
Schedule of Investments |
December 31, |  | 2012 |  |  | 2011 |
Equity investments |  | $ | 1,782 |  |  | $ | 1,524 |
Other investments |  |  | 78 |  |  |  | 102 |
|  | $ | 1,860 |  |  | $ | 1,626 |

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- Definition Schedule of investments [Table Text Block] + References No definition available. + Details
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