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Other Assets (Tables) | 12 Months Ended
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Dec. 31, 2015
Other Assets [Abstract] |
Schedule of Other Assets |
December 31, |  | 2015 |  |  | 2014 |
Patents, at cost |  | $ | 6,322 |  |  | $ | 6,113 |
Accumulated amortization |  |  | (3,629 | ) |  |  | (3,364 | )
Deposits on capital items |  |  | 16,839 |  |  |  | 19,011 |
Software development costs, at cost |  |  | 2,057 |  |  |  | 2,057 |
Accumulated amortization |  |  | (1,792 | ) |  |  | (1,381 | )
Other |  |  | 2,994 |  |  |  | 3,111 |
|  | $ | 22,791 |  |  | $ | 25,547 |

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