FAIR VALUE MEASUREMENTS (Details) - Recurring - USD ($) $ in Millions	Sep. 30, 2018	Dec. 31, 2017
Carrying Amount
Assets:
Foreign currency forward contracts	$ 40.8	$ 45.8
Liabilities:
Foreign currency forward contracts	53.6	153.1
Interest rate swap contracts	1.9	4.2
Level 2
Assets:
Foreign currency forward contracts	40.8	45.8
Liabilities:
Foreign currency forward contracts	53.6	153.1
Interest rate swap contracts	$ 1.9	$ 4.2