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OTHER FINANCIAL INFORMATION - Inventories (Details) - USD ($) $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Other Financial Information [Abstract]
Raw materials	$ 1,067	$ 1,080
Work in process	727	976
Finished goods	1,003	958
Total	2,797	3,014
Inventories	1,676	1,683
Other long-term assets	$ 1,121	$ 1,331

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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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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process.

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