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Inventories, Net | 3 Months Ended
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Mar. 31, 2017
Inventories, net [Abstract] |
Inventories, net |
6. | Inventories, Net
Inventories, net consisted of the following:
|  | March 31, 2017 |  |  | December 31, 2016 |
Raw materials |  | $ | 193 |  |  | $ | 194 |
Work-in-process |  |  | 35 |  |  |  | 41 |
Finished goods, net |  |  | 191 |  |  |  | 204 |
Materials and supplies, net (1) |  |  | 105 |  |  |  | 107 |
Total |  |  | 524 |  |  |  | 546 |
Less: Inventories, net – non-current |  |  | (14 | ) |  |  | (14 | )
Inventories, net - current |  | $ | 510 |  |  | $ | 532 |
(1) | Consists of processing chemicals, maintenance supplies, and spare parts, which will be consumed directly and indirectly in the production of our products.
Finished goods include inventory on consignment of $23 million and $24 million at March 31, 2017 and December 31, 2016, respectively. At both March 31, 2017 and December 31, 2016, inventory obsolescence reserves primarily for materials and supplies were $17 million. At March 31, 2017 and December 31, 2016, reserves for lower of cost or market were $24 million and $26 million, respectively.

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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/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6361739&loc=d3e7789-107766 + Details
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