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RISK MANAGEMENT AND FINANCIAL INSTRUMENTS - Notional Principal or Quantity Information (Details) - Mar. 31, 2021 € in Millions, ¥ in Millions, £ in Millions, $ in Millions, $ in Millions | USD ($) MWh MMBbls Bcf | GBP (£) MWh MMBbls Bcf | EUR (€) MWh MMBbls Bcf | JPY (¥) MWh MMBbls Bcf | CAD ($) MWh MMBbls Bcf
--- | --- | --- | --- | --- | ---
Foreign exchange contracts - forwards - purchase | United States dollar |  |  |  |  |
RISK MANAGEMENT AND FINANCIAL INSTRUMENTS |  |  |  |  |
2020 | $ 1,237 |  |  |  |
2021 | 1,750 |  |  |  |
2022 | 0 |  |  |  |
2023 | 0 |  |  |  |
2024 | 0 |  |  |  |
Thereafter | 0 |  |  |  |
Derivative Notional Amount Outstanding | 2,987 |  |  |  |
Foreign exchange contracts - forwards - purchase | Japanese yen |  |  |  |  |
RISK MANAGEMENT AND FINANCIAL INSTRUMENTS |  |  |  |  |
2020 | ¥ |  |  |  | ¥ 0 |
2021 | ¥ |  |  |  | 72,500 |
2022 | ¥ |  |  |  | 0 |
2023 | ¥ |  |  |  | 0 |
2024 | ¥ |  |  |  | 0 |
Thereafter | ¥ |  |  |  | 0 |
Derivative Notional Amount Outstanding | ¥ |  |  |  | ¥ 72,500 |
Foreign exchange contracts - forwards - sell | United States dollar |  |  |  |  |
RISK MANAGEMENT AND FINANCIAL INSTRUMENTS |  |  |  |  |
2020 | 4,331 |  |  |  |
2021 | 5,853 |  |  |  |
2022 | 3,784 |  |  |  |
2023 | 1,856 |  |  |  |
2024 | 648 |  |  |  |
Thereafter | 0 |  |  |  |
Derivative Notional Amount Outstanding | $ 16,472 |  |  |  |
Foreign exchange contracts - forwards - sell | GBP |  |  |  |  |
RISK MANAGEMENT AND FINANCIAL INSTRUMENTS |  |  |  |  |
2020 | £ |  | £ 75 |  |  |
2021 | £ |  | 28 |  |  |
2022 | £ |  | 29 |  |  |
2023 | £ |  | 30 |  |  |
2024 | £ |  | 30 |  |  |
Thereafter | £ |  | 60 |  |  |
Derivative Notional Amount Outstanding | £ |  | £ 252 |  |  |
Foreign exchange contracts - forwards - sell | Euro |  |  |  |  |
RISK MANAGEMENT AND FINANCIAL INSTRUMENTS |  |  |  |  |
2020 | € |  |  | € 85 |  |
2021 | € |  |  | 94 |  |
2022 | € |  |  | 92 |  |
2023 | € |  |  | 91 |  |
2024 | € |  |  | 86 |  |
Thereafter | € |  |  | 428 |  |
Derivative Notional Amount Outstanding | € |  |  | € 876 |  |
Interest rate contracts - short-term borrowings |  |  |  |  |
RISK MANAGEMENT AND FINANCIAL INSTRUMENTS |  |  |  |  |
2020 |  |  |  |  | $ 2,960
2021 |  |  |  |  | 394
2022 |  |  |  |  | 47
2023 |  |  |  |  | 35
2024 |  |  |  |  | 30
Thereafter |  |  |  |  | 90
Derivative Notional Amount Outstanding |  |  |  |  | 3,556
Interest rate contracts - long-term debt pay fixed rate |  |  |  |  |
RISK MANAGEMENT AND FINANCIAL INSTRUMENTS |  |  |  |  |
2020 |  |  |  |  | 2,060
2021 |  |  |  |  | 1,980
2022 |  |  |  |  | 1,328
2023 |  |  |  |  | 0
2024 |  |  |  |  | 0
Thereafter |  |  |  |  | 0
Derivative Notional Amount Outstanding |  |  |  |  | 5,368
Equity contracts |  |  |  |  |
RISK MANAGEMENT AND FINANCIAL INSTRUMENTS |  |  |  |  |
2020 |  |  |  |  | 39
2021 |  |  |  |  | 7
2022 |  |  |  |  | 11
2023 |  |  |  |  | 0
2024 |  |  |  |  | 0
Thereafter |  |  |  |  | 0
Derivative Notional Amount Outstanding |  |  |  |  | $ 57
Commodity contracts | Natural gas |  |  |  |  |
RISK MANAGEMENT AND FINANCIAL INSTRUMENTS |  |  |  |  |
2021 (bcf/mmbbls) | Bcf | 133 | 133 | 133 | 133 | 133
2022 (bcf/mmbbls) | Bcf | 38 | 38 | 38 | 38 | 38
2023 (bcf/mmbbls) | Bcf | 14 | 14 | 14 | 14 | 14
2024 (bcf/mmbbls) | Bcf | 4 | 4 | 4 | 4 | 4
2025 (bcf/mmbbls) | Bcf | 11 | 11 | 11 | 11 | 11
Thereafter (bcf/mmbbls) | Bcf | 0 | 0 | 0 | 0 | 0
Derivative Nonmonetary Notional Amount Outstanding | Bcf | 200 | 200 | 200 | 200 | 200
Commodity contracts | Crude oil |  |  |  |  |
RISK MANAGEMENT AND FINANCIAL INSTRUMENTS |  |  |  |  |
2021 (bcf/mmbbls) | MMBbls | 8 | 8 | 8 | 8 | 8
2022 (bcf/mmbbls) | MMBbls | 0 | 0 | 0 | 0 | 0
2023 (bcf/mmbbls) | MMBbls | 0 | 0 | 0 | 0 | 0
2024 (bcf/mmbbls) | MMBbls | 0 | 0 | 0 | 0 | 0
2025 (bcf/mmbbls) | MMBbls | 0 | 0 | 0 | 0 | 0
Thereafter (bcf/mmbbls) | MMBbls | 0 | 0 | 0 | 0 | 0
Derivative Nonmonetary Notional Amount Outstanding | MMBbls | 8 | 8 | 8 | 8 | 8
Net purchase | Commodity contracts | Power |  |  |  |  |
RISK MANAGEMENT AND FINANCIAL INSTRUMENTS |  |  |  |  |
2021 (MWH) | MWh | (14) | (14) | (14) | (14) | (14)
Net sell | Commodity contracts | Power |  |  |  |  |
RISK MANAGEMENT AND FINANCIAL INSTRUMENTS |  |  |  |  |
2022 (MWH) | MWh | (43) | (43) | (43) | (43) | (43)
2023 (MWH) | MWh | (43) | (43) | (43) | (43) | (43)
2024 (MWH) | MWh | (43) | (43) | (43) | (43) | (43)
2025 (MWH) | MWh | (43) | (43) | (43) | (43) | (43)
Thereafter (MWH) | MWh | 0 | 0 | 0 | 0 | 0
Total (MWH) | MWh | (39) | (39) | (39) | (39) | (39)

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