Quarterly report pursuant to Section 13 or 15(d)

INCOME TAXES (Details)

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INCOME TAXES (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Income Tax Contingency        
Effective income tax rate (as a percent) 2.30% 19.00% 1.60% 9.30%
Unrecognized tax benefits $ 90.5   $ 90.5  
Unrecognized tax benefits that would impact effective tax rate 78.0   78.0  
Accrued interest and penalties related to unrecognized tax benefits 1.3   1.3  
Deferred tax assets, gross 12.7   12.7  
Deferred tax assets, valuation allowance 11.8   11.8  
Deferred tax assets, net of valuation allowance 0.9   0.9  
Other long-term assets        
Income Tax Contingency        
Unrecognized tax benefits 83.0   83.0  
Other long-term liabilities        
Income Tax Contingency        
Unrecognized tax benefits $ 7.6   $ 7.6