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SHORT-TERM BORROWINGS - US Commercial Paper Program (Details) - Commercial paper program	12 Months Ended
	Dec. 31, 2020 USD ($)
Disclosure of detailed information about borrowings [line items]
Maximum aggregate principal allowed to issue	$ 1,500,000,000
Minimum
Disclosure of detailed information about borrowings [line items]
Maturity term	1 day
Maximum
Disclosure of detailed information about borrowings [line items]
Maturity term	397 days

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Debt Instrument, Maximum Borrowing Capacity1

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- Definition

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