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Inventories | 12 Months Ended
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Dec. 31, 2020
Inventory Disclosure [Abstract] |
Inventories | Inventories The following table sets forth the components of inventory:
| December 31,
(In thousands) | 2020 |  | 2019
Finished products | $ | 81,048 |  |  | $ | 71,918 |
Work in process | 2,618 |  |  | 4,083 |
Raw materials and supplies | 161,300 |  |  | 151,129 |
Inventories at current cost | 244,966 |  |  | 227,130 |
Less: LIFO valuation | (47,147) |  |  | (42,103) |
Total inventories | $ | 197,819 |  |  | $ | 185,027 |
Inventories stated on the LIFO basis represent 48% and 43% of total inventories at December 31, 2020 and 2019, respectively. We did not have any LIFO liquidations during the years ended December 31, 2020 and 2019.

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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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