v3.25.3
LONG-TERM DEBT - Schedule of Interest Expense (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Debt Instrument [Line Items]        
Term loan $ 9.2 $ 10.8 $ 28.8 $ 31.8
Finance lease obligation 1.1 1.1 3.4 3.4
Subordinated Loans 0.1 0.0 0.1 0.0
6.75% convertible senior notes 0.0 0.7 0.0 2.0
Other, net 0.0 (0.4) (0.2) (1.0)
Total 10.4 12.2 32.1 36.2
Amortization of debt discount and issuance costs     7.2 6.9
Other Interest Expense        
Debt Instrument [Line Items]        
Amortization of debt discount and issuance costs $ 2.2 $ 2.1 $ 7.1 $ 6.5