INCOME TAXES - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Tax Disclosure [Abstract]
U.S. statutory rate amount	$ 304.9	$ 324.8	$ 323.5
U.S. statutory rate percent	35.00%	35.00%	35.00%
U.S. state and local taxes (net of federal benefit) amount	$ 4.5	$ 0.6	$ 1.3
U.S. state and local taxes (net of federal benefit) percent	0.50%	0.10%	0.10%
Foreign income taxed at different rates amount	$ (36.6)	$ (32.0)	$ (17.1)
Foreign income taxed at different rates percent	(4.20%)	(3.40%)	(1.90%)
Repatriation of foreign income amount	$ 2.2	$ 0.0	$ 1.0
Repatriation of foreign income percent	0.30%	0.00%	0.10%
Tax rulings and agreements amount	$ (92.8)	$ (133.7)	$ (121.9)
Tax rulings and agreements percent	(10.60%)	(14.40%)	(13.20%)
Reversal of deferred tax on prior years' unremitted foreign earnings due to an indefinite investment assertion amount	$ 0.0	$ 0.0	$ (8.2)
Reversal of deferred tax on prior years' unremitted foreign earnings due to an indefinite investment assertion percent	0.00%	0.00%	(0.90%)
Administrative penalty (China) amount	$ 0.0	$ 0.0	$ 8.3
Administrative penalty (China) percent	0.00%	0.00%	0.90%
Unrecognized tax benefits and related interest/penalties amount	$ 21.7	$ 22.9	$ 38.1
Unrecognized tax benefits and related interest/penalties percent	2.50%	2.50%	4.10%
Other amount	$ 12.0	$ 16.6	$ 10.1
Other percent	1.30%	1.70%	1.20%
Total	$ 215.9	$ 199.2	$ 235.1
Total provision/effective tax rate percent	24.80%	21.50%	25.40%