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CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2019 | Jun. 30, 2018
Cash flows from operating activities: |  |
Net loss | $ (12,297) | $ (8,068)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Non Cash Lease Expense | 39 | 0
Depreciation and amortization | 617 | 975
Amortization of deferred financing costs and debt discount | 257 | 212
Provision for excess inventory | 0 | 398
Change in fair value of warrants | (492) | 0
Share-based compensation expense | 77 | 239
Loss on asset disposal | 0 | 20
Loss on sale of business | 6,306 | 0
Increases (decreases) in cash caused by changes in operating assets and liabilities: |  |
Accounts receivable | (28) | (274)
Inventories | 235 | 371
Other current assets | 216 | 344
Other assets | 257 | (1)
Accounts payable and accrued expenses | (94) | (1,165)
Deferred revenues | 29 | 123
Other long-term liabilities | 54 | (14)
Net cash used in operating activities | (4,824) | (6,840)
Cash flows from investing activities: |  |
Purchases of property and equipment /long-lived assets | (6) | (78)
Proceeds from sale of business, net | 2,789 | 0
Net cash used in investing activities | 2,783 | (78)
Cash flows from financing activities: |  |
Principal payment of long-term obligations | (642) | 0
Payment of financing lease liability | (28) | 0
Proceeds from sale of common stock, net | 1,984 | (200)
Net cash provided by (used in) financing activities | 1,314 | (200)
Effect of exchange rate changes on cash and cash equivalents | (4) | 12
Net decrease in cash and cash equivalents | (731) | (7,106)
Cash, cash equivalents, and restricted cash at beginning of period | 5,301 | 10,225
Cash, cash equivalents, and restricted cash at end of period | 4,570 | 3,119
Cash paid during period for: |  |
Interest | 826 | 649
Supplemental schedule of non-cash investing and financing activities: |  |
Proceeds from sales of business, net, paid directly to lender for principal payment of long-term obligations | 3,050 | 0
Conversion of preferred stock into common stock | $ 0 | $ 4

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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + Details
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