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Schedule of Aggregate annual principal maturities of long-term debt (Tables) | 12 Months Ended
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Dec. 31, 2014
Schedule of Aggregate annual principal maturities of long-term debt |
Schedule of Aggregate annual principal maturities of long-term debt Table Text Block | Aggregate annual principal maturities of long-term debt at December 31, 2014 are as follows (in thousands):
2014 |  |  | 881 |
2015 |  |  | 263 |
2016 |  |  | 261 |
2017 |  |  | 256 |
2018 |  |  | 107 |
Thereafter |  |  | 541 |
|  | $ | 2,309 |

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