RESTRUCTURING CHARGES (Details 2) - USD ($) $ in Millions	3 Months Ended						9 Months Ended		90 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Dec. 31, 2022	Dec. 31, 2021
Restructuring Cost and Reserve [Line Items]
Accrued restructuring costs	$ 46.1			$ 7.0			$ 46.1	$ 7.0	$ 46.1	$ 13.6	$ 12.3
Restructuring charges	11.9	$ 19.2	$ 60.9	7.6	$ 3.6	$ 3.1	92.0	14.3	388.6
Amounts utilized							(59.5)	(19.6)
Employee severance and related benefit costs
Restructuring Cost and Reserve [Line Items]
Accrued restructuring costs	11.9			2.6			11.9	2.6	11.9	9.4	6.9
Restructuring charges	2.6	3.3	0.0	0.0	0.0	0.0			32.4
Amounts utilized							(3.4)	(4.3)
Lease and other contract termination costs
Restructuring Cost and Reserve [Line Items]
Accrued restructuring costs	34.2			4.4			34.2	4.4	34.2	4.2	5.4
Restructuring charges	2.0	1.7	39.7	0.0	0.2	0.1			92.8
Amounts utilized							(13.4)	(1.3)
Facility exit costs
Restructuring Cost and Reserve [Line Items]
Accrued restructuring costs	0.0			0.0			0.0	0.0	0.0	0.0	0.0
Restructuring charges	7.3	9.3	8.4	4.9	3.1	2.6			103.7
Amounts utilized							(25.0)	(10.6)
Write-off of equipment and facility
Restructuring Cost and Reserve [Line Items]
Accrued restructuring costs	0.0			0.0			0.0	0.0	0.0	$ 0.0	$ 0.0
Restructuring charges	$ 0.0	$ 4.9	$ 12.8	$ 2.7	$ 0.3	$ 0.4			$ 158.0
Amounts utilized							$ (17.7)	$ (3.4)