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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |
Net loss | $ (20,000) | $ (1,941) | $ (12,689)
Adjustments required to reconcile net loss to net cash (used in) provided by operating activities: |  |  |
Depreciation | 207 | 213 | 113
In process R&D |  |  | 4,103
Share based compensation | 6,300 | 1,967 | 449
Exchange rates differences | (3) |  | (1)
Fair value adjustment of warrants for preferred shares | 168 | 2,740 | 241
Changes in operating asset and liabilities: |  |  |
Increase in inventory | (211) | (105) |
Decrease (increase) in accounts receivable | 83 | (83) |
(Increase) decrease in prepaid expenses and other current assets | (562) | 739 | (737)
Increase in accounts payable and accrued expenses | 2,534 | 481 | 1,155
Increase in deferred revenues | 650 |  |
Increase in employee related accrued expenses | 1,263 | 178 | 191
Net cash (used in) provided by operating activities | (9,571) | 4,189 | (7,175)
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |
Short-term investments | (36,001) |  |
Change in restricted deposit | (105) | (98) |
Purchase of property and equipment | (271) | (695) | (301)
Net cash used in investing activities | (36,377) | (793) | (301)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |
Proceeds from exercise of options into ordinary shares | 404 |  |
Proceeds from exercise of warrants for preferred shares | 382 | 570 |
Payment of deferred equity offering cost |  | (579) |
Issuance of ordinary shares, net of issuance expenses | 60,841 |  |
Proceeds from issuance of preferred shares from 2014 Share Purchase Agreement net of issuance cost |  |  | 21,581
Issuance cost for secondary offering | (42) |  |
Net cash provided by (used in) financing activities | 61,585 | (9) | 21,581
INCREASE IN CASH AND CASH EQUIVALENTS | 15,637 | 3,387 | 14,105
BALANCE OF CASH AND CASH EQUIVALENTS AT BEGINNING OF THE YEAR | 21,362 | 17,975 | 3,870
BALANCE OF CASH AND CASH EQUIVALENTS AT END OF THE YEAR | 36,999 | 21,362 | 17,975
SUPPLEMENTAL DISCLOSURES OF NON-CASH INVESTING AND FINANCING ACTIVITIES: |  |  |
Purchase of IP R&D in consideration for Preferred A Shares |  |  | $ 4,103
Non cash issuance cost | 202 | $ 181 |
Exercise of warrants to preferred shares | $ 4,732 |  |

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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration