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Inventory | 12 Months Ended
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Dec. 31, 2021
Inventory |
Inventory | 6. Inventory Inventory consists of the following ($ in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, | ​ | December 31,
​ |  | 2021 |  | 2020
Raw materials | ​ | $ | 178 |  | $ | 190
Work-in-progress | ​ |  | 88 |  | ​ | 22
Finished goods | ​ |  | 25 |  | ​ | 21
​ | ​ |  | 291 | ​ | ​ | 233
Less: Inventory reserve for excess and slow moving inventory | ​ |  | — |  | ​ | —
Total | ​ | $ | 291 |  | $ | 233
​ As a contract manufacturer, the Company builds its products based on customer orders and immediately ships the products upon completion of the production process.

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- Definition The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -URI http://asc.fasb.org/topic&trid=2126998 + Details
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