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 $ (4,573) $ (3,447) $ (1,241)
Adjustments required to reconcile net loss from continuing operations to net cash used in operating activities:      
Depreciation 189 174 151
Stock-based compensation 210 569 144
Gain on sale of marketable securities (234) (135) (1)
Increase (decrease) in accrued severance pay, net 48 (32) 30
Deferred taxes expense (benefit) (23) (127) 49
Decrease in trade receivables, net 874 63 805
Decrease (increase) in prepaid expenses and other current assets 468 (253) (256)
Increase (decrease) in trade payables (117) 40 (110)
Increase (decrease) in accrued expenses and other liabilities 334 (425) (221)
Increase (decrease) in deferred revenue (1,139) 1,888 (853)
Increase in other long-term liabilities 146 54 408
Net cash used in operating activities (3,817) (1,631) (1,095)
Cash flows from investing activities:      
Investment in short-term bank deposit (502)
Proceeds from sale of short-term bank deposit 502
Proceeds from sale of marketable securities 2,178 5,793 3,350
Investment in marketable securities (1,697) (3,548) (1,899)
Purchase of property and equipment (141) (225) (142)
Decrease (increase) in restricted cash deposit 79 (94) 202
Net cash provided by investing activities 921 1,424 1,511
Cash flows from financing activities      
Proceeds from the issuance of shares, net 3,984 1,252
Proceeds from exercise of stock options 40 102 37
Net cash provided by financing activities 4,024 1,354 37
Effect of exchange rate changes on cash 56 (68) (63)
Increase in cash and cash equivalents 1,184 1,079 390
Cash and cash equivalents at the beginning of the year 4,517 3,438 3,048
Cash and cash equivalents at the end of the year 5,701 4,517 3,438
Supplemental disclosure of cash flows activities:      
Cash paid during the year for taxes on income 8 67 90
Non-cash investing information:      
Investment in leasehold improvements, computers and peripheral equipment upon accrued expenses and other liabilities and other long-term liabilities $ 59 $ 17