INVENTORIES (Schedule of Inventories) (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Inventory Disclosure [Abstract]
Finished goods	$ 4,597us-gaap_InventoryFinishedGoods	$ 4,547us-gaap_InventoryFinishedGoods
Work in process	1,832us-gaap_InventoryWorkInProcess	1,905us-gaap_InventoryWorkInProcess
Raw materials	814us-gaap_InventoryRawMaterials	797us-gaap_InventoryRawMaterials
Supplies	844us-gaap_OtherInventorySupplies	852us-gaap_OtherInventorySupplies
Total inventories	8,087us-gaap_InventoryNet	8,101us-gaap_InventoryNet
Inventory, LIFO Reserve	$ 326us-gaap_InventoryLIFOReserve	$ 569us-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.

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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.

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

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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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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.

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