INCOME TAXES - Expirations of Tax Loss Carry Forwards (Details) $ in Millions	Jun. 30, 2024 USD ($)
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	$ 482.7
2025
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	3.5
2026
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	8.1
2027
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	33.1
2028
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	132.5
2029 and thereafter
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	305.5
United States
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	0.0
United States | 2025
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	0.0
United States | 2026
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	0.0
United States | 2027
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	0.0
United States | 2028
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	0.0
United States | 2029 and thereafter
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	0.0
Western Europe
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	186.0
Western Europe | 2025
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	0.1
Western Europe | 2026
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	0.0
Western Europe | 2027
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	12.9
Western Europe | 2028
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	115.9
Western Europe | 2029 and thereafter
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	57.1
Rest of World
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	296.7
Rest of World | 2025
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	3.4
Rest of World | 2026
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	8.1
Rest of World | 2027
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	20.2
Rest of World | 2028
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	16.6
Rest of World | 2029 and thereafter
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	$ 248.4