INVENTORIES (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Inventory, Finished Goods, Net of Reserves	$ 932	$ 2,227
Inventory, Work in Process, Net of Reserves	2,015	3,267
Inventory, Raw Materials and Supplies, Net of Reserves	207	172
Total inventories	3,154	5,666
Inventories	2,074	4,293
Inventory, Noncurrent	1,080	1,373
Inventory purchase price fair value adjustment [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory	$ 774	$ 3,500

This represents the total inventory, current and non-current, as of the balance sheet date.

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The amount of inventory recognized as of the acquisition date.

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- Definition

Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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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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Inventories not expected to be converted to cash, sold or exchanged within the normal operating cycle.

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Aggregated amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. This amount is net of valuation reserves and adjustments.

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Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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