LEASES (Lease Assets and Liabilities) (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Total lease right of use assets	Total lease right of use assets
Finance lease assets	$ 67.4	$ 81.2
Total lease right of use assets	1,099.9	1,202.4
Current operating lease liabilities	165.0
Current finance lease liabilities	11.7	11.1
Long-term lease obligations	869.0
Finance Lease, Liability, Noncurrent	57.9	70.6
Total lease liabilities	$ 1,103.6	$ 1,202.2
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued expenses	Accrued expenses
Third Party Lease
Operating Lease, Right-of-Use Asset	$ 610.9	$ 635.8
Total lease right of use assets	678.3	717.0
Current operating lease liabilities	60.5	64.8
Long-term lease obligations	551.8	570.3
Finance Lease, Liability, Noncurrent	57.9	70.6
Lease with Affiliate
Operating Lease, Right-of-Use Asset	421.6	485.4
Total lease right of use assets	421.6	485.4
Current operating lease liabilities	104.5	90.7
Long-term lease obligations	$ 317.2	$ 394.7