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- Definition

Business Acquisition, Proforma Revenue

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- Definition

Business Combination, Number of Business Acquired

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- Definition

Percentage of voting interest in company

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- Definition

Proportion Of Ownership Interest In Associate And Joint Venture

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- Definition

Proportion of ownership interest in subsidiary, additional

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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 recognised as an expense for transactions that are recognised separately from the acquisition of assets and the assumption of liabilities in business combinations. [Refer: Business combinations [member]]

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Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

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The cash outflow for changes in ownership interests in subsidiaries that do not result in a loss of control. [Refer: Subsidiaries [member]]

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

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ACQUISITION OF BUSINESSES - Additional Information (Details) $ in Millions		6 Months Ended	12 Months Ended
	May 02, 2023 USD ($)	Jun. 30, 2023 USD ($)	Dec. 31, 2022 USD ($) business
Disclosure of detailed information about business combination [line items]
Acquisition-related costs recognised as expense for transaction recognised separately from acquisition of assets and assumption of liabilities in business combination		$ 55
Business acquisition, proforma revenue		35
Business acquisition, proforma income		7
HomeServe PLC
Disclosure of detailed information about business combination [line items]
Total consideration		1,200
HomeServe PLC \| Consortium
Disclosure of detailed information about business combination [line items]
Total consideration		$ 4,900
HomeServe PLC, North America
Disclosure of detailed information about business combination [line items]
Ownership interest		26.00%
HomeServe PLC, Europe
Disclosure of detailed information about business combination [line items]
Ownership interest		25.00%
Aggregated individually immaterial business combinations
Disclosure of detailed information about business combination [line items]
Total consideration		$ 1,249	$ 161
Brazilian regulated gas transmission operation
Disclosure of detailed information about business combination [line items]
Proportion of ownership interest in subsidiary, additional	15.00%
Additional payments for proportion of ownership interest in subsidiary	$ 35
Proportion of ownership interest in subsidiary	31.00%
Sertaneja Consortium
Disclosure of detailed information about business combination [line items]
Additional payments for proportion of ownership interest in subsidiary	$ 114
Proportion of ownership interest in subsidiary	100.00%
Indian Telecom Towers Operation
Disclosure of detailed information about business combination [line items]
Total consideration			$ 30
Percentage of voting interest in company			17.00%
Indian Telecom Towers Operation \| Consortium
Disclosure of detailed information about business combination [line items]
Total consideration			$ 165
Percentage of voting interest in company			100.00%
North American Residential Energy Infrastructure Operation
Disclosure of detailed information about business combination [line items]
Total consideration			$ 90
Percentage of voting interest in company			30.00%
Number of businesses acquired \| business			5
North American Residential Energy Infrastructure Operation \| Consortium
Disclosure of detailed information about business combination [line items]
Total consideration			$ 315
Percentage of voting interest in company			100.00%
U.K. Telecommunications
Disclosure of detailed information about business combination [line items]
Total consideration			$ 40
Percentage of voting interest in company			24.00%
U.K. Telecommunications \| Consortium
Disclosure of detailed information about business combination [line items]
Total consideration			$ 160
Percentage of voting interest in company			100.00%