DEBT - Schedule of Long-Term Debt (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Debt Instrument
Unamortized debt issuance costs and discounts	$ (8.4)	$ (10.4)
Total debt	1,340.8	1,366.6
Less: current borrowings	407.3	367.3
Long-term debt	$ 933.5	$ 999.3
Private Placement Notes | 3.15% 2013 Private placement notes due 2023
Debt Instrument
Interest rate, stated percentage (in percent)	3.15%	3.15%
Long-term debt, gross	$ 270.1	$ 272.2
Private Placement Notes | 5.75% 2020 Private placement notes due 2025
Debt Instrument
Interest rate, stated percentage (in percent)	5.75%	5.75%
Long-term debt, gross	$ 211.9	$ 213.5
Private Placement Notes | 4.00% 2012 Private placement notes due 2027
Debt Instrument
Interest rate, stated percentage (in percent)	4.00%	4.00%
Long-term debt, gross	$ 79.5	$ 80.1
Private Placement Notes | 4.00% 2012 Private placement notes due 2032
Debt Instrument
Interest rate, stated percentage (in percent)	4.00%	4.00%
Long-term debt, gross	$ 106.0	$ 106.7
Private Placement Notes | 3.75% 2013 Private placement notes due 2033
Debt Instrument
Interest rate, stated percentage (in percent)	3.75%	3.75%
Long-term debt, gross	$ 106.0	$ 106.7
Senior Notes | 6.50% Senior notes due 2026
Debt Instrument
Interest rate, stated percentage (in percent)	6.50%	6.50%
Long-term debt, gross	$ 202.9	$ 202.9
Bank borrowings and other
Debt Instrument
Long-term debt, gross	$ 372.8	$ 394.9