DEBT (Long-term debt) (Details) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
4.00% senior notes due 2023	$ 400.0	$ 400.0
3.60% senior notes due 2025	0.0	1,000.0
1.55% senior notes due 2026	500.0	500.0
3.60% senior notes due 2027	600.0	600.0
2.95% senior notes due 2029	650.0	650.0
4.70% senior notes due 2045	900.0	900.0
Long term debt issuance costs	24.4	26.3
Notes Payable, Noncurrent	0.6	0.6
Long-term Debt, Excluding Current Maturities	3,047.6	$ 4,054.7
Senior notes due 2027 [Member]
Debt Instrument [Line Items]
Long-term Debt, Excluding Current Maturities	$ 600.0