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v3.23.1

Inventories | 3 Months Ended
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Mar. 31, 2023
Inventories |
Inventories | Note 3. Inventories Inventories are stated at lower of cost or net realizable value. Cost is determined using a weighted average cost method for raw materials (including scrap and purchased steel substrate) and supplies, and on a first-in, first-out basis for other inventory. Inventory consisted of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​
​ | March 31, | ​ | December 31,
​ | 2023 | ​ | 2022
Raw materials | $ | 1,404,257 | ​ | $ | 1,608,344
Supplies | ​ | 661,039 | ​ | ​ | 629,074
Work in progress | ​ | 291,538 | ​ | ​ | 256,071
Finished goods | ​ | 632,018 | ​ | ​ | 636,475
Total inventories | $ | 2,988,852 | ​ | $ | 3,129,964
​

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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 https://asc.fasb.org/topic&trid=2126998 + Details
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