PREPAID EXPENSES AND OTHER CURRENT ASSETS (Details) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Schedule Of Prepaid Expenses And Other Current Assets [Line Items]
Prepaid expenses and other current assets	$ 345.6	$ 171.8
Prepaid expenses and other current assets
Schedule Of Prepaid Expenses And Other Current Assets [Line Items]
Deferred taxes	172.1	70.4
Deposits	39.4	14.8
Prepaid expenses	36.5	24.1
Fair value of derivatives	14.1	28.1
Other current assets	$ 83.5	$ 34.4