| Inventory |
Inventory The following table summarizes the components of our inventory, net of allowance for obsolescence, as of the dates presented: | | | | | | | | | | | | | March 31, | | December 31, | | 2026 | | 2025 | Parts and supplies, net of allowance of $2,552 for each period, respectively | $ | 21,185 | | | $ | 20,104 | | | Work-in-process | 595 | | | 543 | | | Inventory - current | 21,780 | | | 20,647 | | Parts and supplies - long term, net of allowance of $1,020 for each period, respectively | — | | | — | | | Total inventory | $ | 21,780 | | | $ | 20,647 | |
Our long-term inventory, which is fully reserved for obsolescence, consists of excess materials and supplies that remain viable but with limited market opportunities. The following table summarizes the changes in our allowance for obsolescence for the periods presented: | | | | | | | | | | | | | March 31, | | December 31, | | 2026 | | 2025 | | Beginning balance | $ | 3,572 | | | $ | 5,867 | | | Allowance for obsolescence | — | | | 1,114 | | | Write-offs | — | | | (3,409) | | | Ending balance | $ | 3,572 | | | $ | 3,572 | |
|