INVESTMENTS IN ASSOCIATES - Summarised statement of comprehensive income (Details) - USD ($) $ in Millions	12 Months Ended	24 Months Ended
Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2017
Summarised statement of comprehensive income
Revenue	$ 4,765	$ 4,669	$ 4,634
Attributable profit for the year	767	784	410
Total comprehensive income for the year	969	594	220
Income statement profit (loss)	6	(3)	$ (16)
Bioventus
Summarised statement of comprehensive income
Revenue	301	282
Attributable profit for the year	1	(21)
Group adjustments	11	15
Total comprehensive income for the year	12	(6)
Income statement profit (loss)	$ 6	$ (3)
Percentage of associate held	49.00%	49.00%		49.00%

The total of income less expenses, excluding the components of other comprehensive income. [Refer: Other comprehensive income]

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- Definition

The income arising in the course of an entity's ordinary activities. Income is increases in economic benefits during the accounting period in the form of inflows or enhancements of assets or decreases of liabilities that result in an increase in equity, other than those relating to contributions from equity participants.

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