INVESTMENT PROPERTIES - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Disclosure of detailed information about investment property [line items]
Additions	$ 13,558	$ 8,180
Dispositions	15,017	9,284
Rental income from investment property	5,700	5,700
Direct operating expense from investment property	$ 2,600	$ 2,500

The amount of additions to investment property resulting from acquisitions. [Refer: Investment property]

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- Definition

The amount of direct operating expenses (including repairs and maintenance) arising from investment property. [Refer: Investment property]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

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.

+ References

No definition available.

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- Definition

The decrease in investment property resulting from disposals. [Refer: Investment property]

+ References

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The amount of rental income arising from investment property recognised in profit or loss. [Refer: Investment property]

+ References

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