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Inventories, Net | 6 Months Ended
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Jun. 30, 2020
Inventory Disclosure [Abstract] |
Inventories, Net | Note 4—Inventories, net:
| December 31, |  |  | June 30, |
| 2019 |  |  | 2020 |
| (In millions) |
Raw materials: |  |  |  |  |  |  |
Chemicals | $ | 124.4 |  |  | $ | 104.0 |
Component products |  | 2.9 |  |  |  | 3.4 |
Total raw materials |  | 127.3 |  |  |  | 107.4 |
Work in process: |  |  |  |  |  |  |
Chemicals |  | 39.0 |  |  |  | 49.8 |
Component products |  | 11.8 |  |  |  | 13.6 |
Total in-process products |  | 50.8 |  |  |  | 63.4 |
Finished products: |  |  |  |  |  |  |
Chemicals |  | 270.7 |  |  |  | 276.0 |
Component products |  | 3.6 |  |  |  | 4.8 |
Total finished products |  | 274.3 |  |  |  | 280.8 |
Supplies (chemicals) |  | 69.7 |  |  |  | 69.4 |
Total | $ | 522.1 |  |  | $ | 521.0 |

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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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