SHORT-TERM INVESTMENTS - Short-term Investments (Details) - USD ($) $ in Millions	Sep. 30, 2024	Mar. 31, 2024
Debt Securities, Available-for-sale [Line Items]
Cost or Amortized Cost	$ 3.5	$ 22.0
Gross Unrealized, Gains	0.0	0.0
Gross Unrealized, Losses	0.0	0.0
Fair Value	3.5	22.0
Bank time deposits
Debt Securities, Available-for-sale [Line Items]
Cost or Amortized Cost	3.5	22.0
Gross Unrealized, Gains	0.0	0.0
Gross Unrealized, Losses	0.0	0.0
Fair Value	$ 3.5	$ 22.0