CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities:
Net cash used in operating activities	$ (3,819)	$ (1,407)
Cash flows from investing activities:
Proceeds from sale of assets		39
Acquisitions of property, plant and equipment	(1)	(25)
Net cash from investing activities	(1)	14
Cash flows from financing activities:
Proceeds from issuance of common stock, net of issuance costs	439	337
Proceeds from related party loan	1,000
Net cash from financing activities	1,439	337
Net increase in cash and cash equivalents	(2,381)	(1,056)
Cash and cash equivalents, beginning of period	4,593	3,293
Cash and cash equivalents, end of period	$ 2,212	$ 2,237

Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

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The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.

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