BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Leases) (Details) - USD ($) $ in Millions	Dec. 31, 2019	Jan. 01, 2019	Dec. 31, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Adjustment to retained earnings due to adoption of new accounting guidance	$ (1,016.8)		$ (1,199.5)
Lease liabilities	7,004.9
RIGHT-OF-USE ASSET	$ 7,357.4
ASU 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Adjustment to retained earnings due to adoption of new accounting guidance		$ 24.7
Lease liabilities		6,900.0
RIGHT-OF-USE ASSET		$ 7,100.0