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v3.23.2

Accrued Liabilities (Tables) | 6 Months Ended
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Jun. 30, 2023
Accrued Liabilities |
Schedule of components of accrued liabilities | The components of accrued liabilities are summarized below (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, | ​ | December 31, | ​
​ |  | 2023 |  | 2022 |
Payable in connection with construction in progress | ​ | $ | 5,217 | ​ | $ | 4,135 | ​
Accrued compensation and related charges | ​ | ​ | 3,477 | ​ | ​ | 4,774 | ​
Preferred stock dividends payable | ​ | ​ | 2,901 | ​ | ​ | 2,901 | ​
Other tax payable | ​ | ​ | 947 | ​ | ​ | 867 | ​
Accrued product warranty | ​ | ​ | 852 | ​ | ​ | 669 | ​
Accrued professional services | ​ | ​ | 540 | ​ | ​ | 930 | ​
Current portion of operating lease liabilities | ​ | ​ | 327 | ​ | ​ | 485 | ​
Other personnel-related costs | ​ | ​ | 270 | ​ | ​ | 291 | ​
Accrued income taxes | ​ | ​ | 230 | ​ | ​ | 729 | ​
Advances from customers | ​ | ​ | 183 | ​ | ​ | 338 | ​
Accrual for sales returns | ​ | ​ | 114 | ​ | ​ | 112 | ​
Other accrued liabilities | ​ | ​ | 1,891 | ​ | ​ | 1,933 | ​
​ | ​ | $ | 16,949 | ​ | $ | 18,164 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​

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