INVESTMENTS IN ASSOCIATES - Narrative (Details) - USD ($) $ in Millions	1 Months Ended	12 Months Ended
Feb. 28, 2022	Dec. 31, 2021
Disclosure of Associates and Joint Ventures [Line Items]
Acquisition-related costs for transaction		$ 105
AusNet Services Ltd
Disclosure of Associates and Joint Ventures [Line Items]
Effective Ownership Interest (%)	8.00%
Consideration transferred, acquisition-date fair value	$ 455

Disclosure of Associates and Joint Ventures [Line Items]

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- Definition

The fair value, at acquisition date, of the consideration transferred in a business combination. [Refer: Business combinations [member]]

+ References

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- Definition

The amount of acquisition-related costs for transactions recognised separately from the acquisition of assets and the assumption of liabilities in business combinations. [Refer: Business combinations [member]]

+ References

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- Definition

The proportion of ownership interest in a subsidiary attributable to the entity. [Refer: Subsidiaries [member]]

+ References

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