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Gain on Sale of Assets and Other Income (Expense) (Tables) | 12 Months Ended
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Dec. 31, 2013
Other Income and Expenses [Abstract] |
Schedule of Other Nonoperating Income (Expense) [Table Text Block] | The gain on sale of assets and other income (expense) for the years ended December 31 were as follows:
|  | 2013 |  | 2012 |  | 2011
Other income (expense) |  | $ | 2,531 |  |  | $ | 117 |  |  | $ | 191 |
Loss on disposition of assets |  |  | — |  |  |  | — |  |  |  | (75 | )
|  | $ | 2,531 |  |  | $ | 117 |  |  | $ | 116 |

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- Definition Tabular disclosure of the components of non-operating income or non-operating expense that may include amounts earned from dividends, interest on securities, gains (losses) on securities sold, equity earnings of unconsolidated affiliates, net gain (loss) on sales of business, interest expense and other miscellaneous income or expense items. + References No definition available. + Details
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