DERIVATIVE FINANCIAL INSTRUMENTS (Offsetting Assets) (Details) - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
Derivative assets
Gross Amount Recognized	$ 198.9	$ 297.9
Gross Amounts Not Offset, Permitted Under Master Netting Agreements	(98.4)	(128.7)
Net Amount	100.5	169.2
Derivative liabilities
Gross Amount Recognized	142.4	176.3
Gross Amounts Not Offset Permitted Under Master Netting Agreements	(98.4)	(128.7)
Net Amount	$ 44.0	$ 47.6

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