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Commitments and Contingent Liabilities | 12 Months Ended
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Dec. 31, 2017
Commitments and Contingent Liabilities [Abstract] |
COMMITMENTS AND CONTINGENT LIABILITIES | NOTE 6 - COMMITMENTS AND CONTINGENT LIABILITIES
| a. | Commitments:
The Company and its subsidiaries entered into premises lease agreements that will expire between 2018 and 2025. Future minimum lease commitments of the Company and its subsidiaries under the above leases, at exchange rates in effect on December 31, 2017, are as follows:
|  |  | U.S. dollars in thousands |
| Years ending December 31: |  |  |
| 2018 |  | $ | 503 |
| 2019 |  |  | 504 |
| 2020 |  |  | 213 |
| 2021 |  |  | 50 |
| 2022-2025 |  |  | 158 |
|  |  | $ | 1,428 |
Rental expense totaled $489 thousand, $542 thousand and $529 thousand in the years ended December 31, 2017, 2016 and 2015, respectively.
| b. | Contingent liabilities:
The Company has provided bank guarantees relating to future performance on certain contracts. As of December 31, 2017, contingent liabilities on outstanding bank guarantees aggregated to an amount of approximately $45 thousand.

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- Definition The entire disclosure for commitments and contingencies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -URI http://asc.fasb.org/topic&trid=2127136 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -URI http://asc.fasb.org/topic&trid=2144648 + Details
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