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Inventories | 3 Months Ended
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Mar. 31, 2020
Inventory Disclosure [Abstract] |
Inventories | Inventories Inventories are as follows (in thousands):
| March 31, 2020 |  | December 31, 2019
Raw materials | $ | 3,983 |  |  | $ | 4,339 |
Finished goods | 17,287 |  |  | 24,569 |
Inventories | 21,270 |  |  | 28,908 |
Less reserve for excess and obsolete inventory | (4,948 | ) |  | (5,698 | )
Inventories, net | $ | 16,322 |  |  | $ | 23,210 |
The Company periodically reviews the value of items in inventory and provides write-downs or write-offs of inventory based on an assessment of market values. Write-downs of inventory are charged to cost of goods sold. Obsolete inventory or inventory in excess of management's estimated usage requirement is written down to its estimated market value if those amounts are determined to be less than cost.

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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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