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CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (Parenthetical)
$ in Millions
12 Months Ended
Dec. 31, 2016
USD ($)
CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME  
Tax expense on reclassification of accumulated foreign currency translation reserve to profit or loss on disposal of discontinued operation $ 0
Tax expense on reclassification of accumulated cash flow hedge reserve to profit or loss on disposal of discontinued operation $ 7