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Inventories | 9 Months Ended
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Sep. 30, 2021
Inventory Disclosure [Abstract] |
Inventories | INVENTORIES Inventories are stated at the lower of standard cost (which approximates actual cost determined using the first-in, first-out cost method) or net realizable value, and consist of the following (in thousands):
| September 30, 2021 |  | December 31, 2020
Raw materials | $ | 4,232 |  |  | $ | 2,695 |
Finished goods | 6,409 |  |  | 5,840 |
Reserves for excess, obsolete, and slow-moving inventories | (2,886) |  |  | (2,894) |
Inventories, net | $ | 7,755 |  |  | $ | 5,641 |
The following is a roll-forward of the reserves for excess, obsolete, and slow-moving inventories (in thousands):
| Three months ended September 30, |  | Nine months ended September 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
Beginning balance | $ | (2,956) |  |  | $ | (3,326) |  |  | $ | (2,894) |  |  | $ | (3,645) |
Accrual | 34 |  |  | (187) |  |  | (64) |  |  | (75) |
Reduction due to sold inventory | 36 |  |  | 121 |  |  | 72 |  |  | 288 |
Write-off for disposed inventory | — |  |  | (23) |  |  | — |  |  | 17 |
Reserves for excess, obsolete, and slow-moving inventories | $ | (2,886) |  |  | $ | (3,415) |  |  | $ | (2,886) |  |  | $ | (3,415) |

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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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