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Supplemental Disclosure of Cash Flow and Non-cash Investing and Financing Activities (Details) - USD ($) $ in Thousands | 9 Months Ended
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Sep. 30, 2022 | Sep. 30, 2021
Supplemental Cash Flow Elements [Abstract] |  |
Cash paid for interest | $ 3,233 | $ 3,269
Income taxes paid | 184 | 157
Non-cash activities: |  |
Purchases of equipment in accounts payable | 353 | 6
Right of use assets arising from operating lease liabilities | (37) | 0
Deemed dividends on Series B Preferred Stock | 0 | 926
Fair value of non-cash consideration received for option exercises | 0 | 380
Right of use assets arising from finance lease liabilities | 0 | 189
Note receivable for sale of property and equipment | $ 0 | $ 75

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- Definition Future cash outflow to pay for purchases of fixed assets that have occurred. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4332-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4313-108586 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586 + Details
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