| Summary of long-term debt |
| | | | | | | | | 2021 | | 2020 | Various equipment notes payable to banks in monthly installments ranging from $1 to $2, including interest at 6.255 percent to 12.18 percent maturing from April 2022 through December 2022. The notes are collateralized by the financed equipment and guaranteed by a stockholder of the Company. | | $ | 130 | | $ | 270 | Note payable to a bank in monthly installments beginning on January 1, 2020 of $91, plus interest at the greater of 6.00 percent per annum or the prime rate plus 1.00 percent through December 7, 2021, the date the note was settled. | | | — | | | 2,454 | Total | | | 130 | | | 2,724 | Less current portion | | | 120 | | | 1,235 | Long-term portion | | $ | 10 | | $ | 1,489 |
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