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FINANCIAL INSTRUMENTS - Financial assets and financial liabilities exposure to foreign currency risk (Details) - Foreign exchange risk ¥ in Millions, $ in Millions | 12 Months Ended |  |
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Dec. 31, 2023 USD ($) | Dec. 31, 2023 JPY (¥) | Dec. 31, 2022 USD ($) | Dec. 31, 2022 JPY (¥)
FINANCIAL RISK MANAGEMENT |  |  |  |
Foreign currency liabilities offset by time deposits and receivables (as a percent) | 25.00% |  |  |
US. Dollar |  |  |  |
FINANCIAL RISK MANAGEMENT |  |  |  |
Net exposure | $ | $ 590 |  | $ 590 |
Japanese yen |  |  |  |
FINANCIAL RISK MANAGEMENT |  |  |  |
Net exposure | ¥ |  | ¥ (790) |  | ¥ (1,560)
Minimum |  |  |  |
FINANCIAL RISK MANAGEMENT |  |  |  |
Duration of time deposits and hedging instruments | 3 months |  |  |
Maximum |  |  |  |
FINANCIAL RISK MANAGEMENT |  |  |  |
Duration of time deposits and hedging instruments | 12 months |  |  |
Financial asset | US. Dollar |  |  |  |
FINANCIAL RISK MANAGEMENT |  |  |  |
Net exposure | $ | $ 830 |  | 780 |
Financial asset | Japanese yen |  |  |  |
FINANCIAL RISK MANAGEMENT |  |  |  |
Net exposure | ¥ |  | 10 |  | 10
Financial liability | US. Dollar |  |  |  |
FINANCIAL RISK MANAGEMENT |  |  |  |
Net exposure | $ | $ (240) |  | $ (190) |
Financial liability | Japanese yen |  |  |  |
FINANCIAL RISK MANAGEMENT |  |  |  |
Net exposure | ¥ |  | ¥ (800) |  | ¥ (1,570)

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