LEASES (Details 2) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Balance Sheet Lease Location [Line Items]
Operating lease assets, net	$ 377.8	$ 0.0
Total leased assets	383.2
Current operating lease liabilities	79.3	0.0
Operating lease liabilities, noncurrent	303.4	$ 0.0
Total lease liabilities	388.0
Finance lease, gross value	9.9
Finance lease, accumulated depreciation	4.5
Operating lease assets, net
Balance Sheet Lease Location [Line Items]
Operating lease assets, net	377.8
Property, plant and equipment, less accumulated depreciation
Balance Sheet Lease Location [Line Items]
Finance lease assets, net	5.4
Current operating lease liabilities
Balance Sheet Lease Location [Line Items]
Current operating lease liabilities	79.3
Current installments of long-term debt
Balance Sheet Lease Location [Line Items]
Finance lease liabilities, current	2.1
Operating lease liabilities
Balance Sheet Lease Location [Line Items]
Operating lease liabilities, noncurrent	303.4
Long-term debt
Balance Sheet Lease Location [Line Items]
Finance lease liabilities, noncurrent	$ 3.2