INVENTORIES (Schedule of Inventories) (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Inventory Disclosure [Abstract]
Finished goods	$ 249us-gaap_InventoryFinishedGoods	$ 205us-gaap_InventoryFinishedGoods
Work in process	45us-gaap_InventoryWorkInProcess	30us-gaap_InventoryWorkInProcess
Raw materials	51us-gaap_InventoryRawMaterials	45us-gaap_InventoryRawMaterials
Supplies	91us-gaap_OtherInventorySupplies	98us-gaap_OtherInventorySupplies
Total inventories	436us-gaap_InventoryNet	378us-gaap_InventoryNet
Inventory, LIFO Reserve	$ 106us-gaap_InventoryLIFOReserve	$ 125us-gaap_InventoryLIFOReserve

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 6

-Subparagraph a

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-Subparagraph (SX 210.5-02.6(a)(1))

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Amount of difference between inventory at lower of LIFO cost or market and inventory at lower of other inventory accounting method cost or market, for example, but not limited to, FIFO or average cost.

+ References

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Topic 330

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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-Name Regulation S-X (SX)

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Amount before valuation and LIFO reserves of other supplies used within the manufacturing or production process expected to be consumed within one year or operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

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