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Marketable Securities (Tables) | 12 Months Ended
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Dec. 31, 2014
Marketable Securities [Abstract] |
Schedule of investments in marketable securities |
|  | 201 3 |  |  |  |  | 201 4 |  |
|  | Amortized |  | Gross unrealized |  | Fair market |  |  | Amortized |  |  | Gross unrealized |  |  | Fair market
|  | Cost |  | gains |  | value |  |  | cost |  |  | gains |  |  | value
Government bonds |  | $ | 9,009 |  |  | $ | 475 |  |  | $ | 9,484 |  |  |  | $ | 535 |  |  | $ | - |  |  | $ | 535 |

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- Definition Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value. + References No definition available. + Details
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