LEASES (Lease Assets and Liabilities) (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Lease right of use assets	Lease right of use assets
Finance lease assets	$ 81.2	$ 80.4
Lease right of use assets	1,202.4	1,487.7
Current operating lease liabilities	155.5
Current finance lease liabilities	11.1	14.4
Long-term lease obligations	965.0
Long-term finance lease liabilities	70.6	68.3
Lease Liability	$ 1,202.2	$ 1,487.9
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued expenses	Accrued expenses
Third Party Lease [Member]
Operating Lease, Right-of-Use Asset	$ 635.8	$ 836.3
Lease right of use assets	717.0	916.7
Current operating lease liabilities	64.8	78.3
Long-term lease obligations	570.3	755.9
Long-term finance lease liabilities	70.6	68.3
Lease with Affiliate [Member]
Operating Lease, Right-of-Use Asset	485.4	571.0
Lease right of use assets	485.4	571.0
Current operating lease liabilities	90.7	85.6
Long-term lease obligations	$ 394.7	$ 485.4