FAIR VALUE MEASUREMENTS (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Dec. 31, 2023
Fair Value, Assets Measured on Recurring and Nonrecurring Basis
Total debt, carrying value	$ 111.8	$ 100.5
Acquisition-related Costs
Fair Value, Assets Measured on Recurring and Nonrecurring Basis
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value	4.5	3.0
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings	0.2
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements	0.0
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Issuances	1.3
Recurring Basis
Fair Value, Assets Measured on Recurring and Nonrecurring Basis
Cash equivalents	11.3	10.9
Equity Securities, FV-NI	0.6	1.1
Foreign Currency Contract, Asset, Fair Value Disclosure	0.3
Assets, Fair Value Disclosure	12.2	12.0
Financial Liabilities Fair Value Disclosure	4.5	3.0
Business Combination, Contingent Consideration, Liability	4.5	3.0
Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1)
Fair Value, Assets Measured on Recurring and Nonrecurring Basis
Cash equivalents	11.3	10.9
Equity Securities, FV-NI	0.6	1.1
Foreign Currency Contract, Asset, Fair Value Disclosure	0.0
Assets, Fair Value Disclosure	11.9	12.0
Financial Liabilities Fair Value Disclosure	0.0	0.0
Business Combination, Contingent Consideration, Liability	0.0	0.0
Recurring Basis | Significant Other Observable Inputs (Level 2)
Fair Value, Assets Measured on Recurring and Nonrecurring Basis
Cash equivalents	0.0	0.0
Equity Securities, FV-NI	0.0	0.0
Foreign Currency Contract, Asset, Fair Value Disclosure	0.3
Assets, Fair Value Disclosure	0.3	0.0
Financial Liabilities Fair Value Disclosure	0.0	0.0
Business Combination, Contingent Consideration, Liability	0.0	0.0
Recurring Basis | Significant Unobservable Inputs (Level 3)
Fair Value, Assets Measured on Recurring and Nonrecurring Basis
Cash equivalents	0.0	0.0
Equity Securities, FV-NI	0.0	0.0
Foreign Currency Contract, Asset, Fair Value Disclosure	0.0
Assets, Fair Value Disclosure	0.0	0.0
Financial Liabilities Fair Value Disclosure	4.5	3.0
Business Combination, Contingent Consideration, Liability	4.5	3.0
Carrying value
Fair Value, Assets Measured on Recurring and Nonrecurring Basis
Total debt, carrying value	111.8	100.5
Fair value | Significant Other Observable Inputs (Level 2)
Fair Value, Assets Measured on Recurring and Nonrecurring Basis
Total debt, fair value	$ 109.1	$ 98.6