Cash and cash equivalents (Tables)

12 Months Ended

Dec. 31, 2017

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Summary of Cash and Cash Equivalents

	2017 $m		2016 $m
Cash at bank and in hand		164		131
Short-term deposits		4		75
		168		206

Summary of Cash and Cash Equivalents in the Statement of Cash Flows

For the purposes of the Group statement of cash flows, cash and cash equivalents comprise the following:

	2017 $m			2016 $m
Cash at bank and in hand		164			131
Short-term deposits		4			75
		168			206
Bank overdrafts (note 20)		(110	)		(89	)
		58			117