CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2023	Mar. 31, 2022
Cash flows used in operating activities:
Net cash used in operating activities (Note 19)	$ (2,679)	$ (475)
Cash flows from (used in) investing activities:
Proceeds from sale of assets	12
Acquisitions of property, plant and equipment	(5)	(24)
Net cash from (used in) investing activities	7	(24)
Cash flows from financing activities:
Proceeds from issuance of common stock, net of issuance costs	701
Net cash from financing activities	701
Net decrease in cash and cash equivalents	(1,971)	(499)
Cash and cash equivalents, beginning of period	3,972	12,229
Cash and cash equivalents, end of period	$ 2,001	$ 11,730

Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, 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.

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Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

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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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