Acquisitions Of Joint Ventures And Associates

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[Line Items] for Disclosure Of Associates And Joint Ventures [Table]

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- Definition

Gain (Loss) on Disposition of Business

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Gain (Loss) on Disposition of Business, Net of Tax

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- Definition

Proportion Of Ownership Interest In Associate And Joint Venture

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- Definition

The cash inflow from sales of investments accounted for using the equity method. [Refer: Investments accounted for using equity method]

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The proportion of the voting rights in an associate held by the entity. [Refer: Associates [member]]

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The amount of reclassification adjustments related to exchange differences when the financial statements of foreign operations are translated, net of tax. Reclassification adjustments are amounts reclassified to profit (loss) in the current period that were recognised in other comprehensive income in the current or previous periods. [Refer: Other comprehensive income]

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INVESTMENT IN ASSOCIATES AND JOINT VENTURES - Additional Information (Details) - USD ($) $ in Millions				3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 25, 2019	Mar. 31, 2019	Mar. 15, 2018	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Disclosure Of Associates And Joint Ventures [Line Items]
Proceeds from sales of investments accounted for using equity method				$ 135	$ 0	$ 135	$ 1,289
Gain (Loss) on Disposition of Business				$ 0	$ 0	0	$ 338
Acquisitions						235		$ 78
Chilean electricity transmission operation [Member]
Disclosure Of Associates And Joint Ventures [Line Items]
Proceeds from sales of investments accounted for using equity method			$ 1,300
Gain (Loss) on Disposition of Business								338
Gain (Loss) on Disposition of Business, Net of Tax								209
Reclassification adjustments on exchange differences on translation, net of tax								$ 35
European port operation [Member]
Disclosure Of Associates And Joint Ventures [Line Items]
Gain (Loss) on Disposition of Business						$ 10
Ownership Interest	40.00%
Brazilian Data Center Operation [Member]
Disclosure Of Associates And Joint Ventures [Line Items]
Ownership Interest		12.00%
Acquisitions		$ 188
Proportion of voting rights held in associate		50.00%