DIRECT COMMERCIAL PROPERTY EXPENSE - Components of Direct Commercial Property Expense (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Disclosure of detailed information about investment property
Employee compensation and benefits	$ 366	$ 247	$ 199
Direct commercial property expense	1,967	1,851	1,617
Commercial Property
Disclosure of detailed information about investment property
Property maintenance	749	773	709
Real estate taxes	619	528	472
Employee compensation and benefits	170	196	148
Ground rents	0	59	56
Lease expense	16	0	0
Other	$ 413	$ 295	$ 232

Ground Rents

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- Definition

The amount of direct operating expenses (including repairs and maintenance) arising from investment property that generated rental income during the period recognised in profit or loss. [Refer: Investment property]

+ References

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- Definition

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

+ References

No definition available.

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- Definition

The expense of all forms of consideration given by an entity in exchange for a service rendered by employees or for the termination of employment.

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- Definition

The amount of the expense relating to variable lease payments not included in the measurement of lease liabilities. Variable lease payments are the portion of payments made by a lessee to a lessor for the right to use an underlying asset during the lease term that varies because of changes in facts or circumstances occurring after the commencement date, other than the passage of time. [Refer: Lease liabilities]

+ References

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- Definition

The amount of miscellaneous other operating expenses. [Refer: Other operating income (expense)]

+ References

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- Definition

The amount of tax expense levied on property. Property is land or a building - or part of a building - or both.

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- Definition

The amount of expenses incurred for the day-to-day servicing of assets, which may include the cost of labour, consumables or small parts.

+ References

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