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Accrued expenses and other current liabilities | 12 Months Ended
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Dec. 31, 2023
Accrued expenses and other current liabilities |
Accrued expenses and other current liabilities | Note 9 – Accrued expenses and other current liabilities Elements of Accrued expenses and other current liabilities are as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
December 31, |  | 2023 |  | 2022
(in thousands) |  | ​ |  |  | ​ |
Accrued expenses | ​ | $ | 12,256 | ​ | $ | 11,696
Cylinder deposits | ​ |  | 17,225 | ​ |  | 13,638
Lease obligations | ​ |  | 1,893 | ​ |  | 1,669
Other current liabilities | ​ |  | 163 | ​ |  | 905
Total | ​ | $ | 31,537 | ​ | $ | 27,908
​

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- Definition The entire disclosure for accounts payable, accrued expenses, and other liabilities that are classified as current at the end of the reporting period. + References No definition available. + Details
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