FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENT - Additional Information (Details) - USD ($)	3 Months Ended		9 Months Ended	12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2025	Dec. 31, 2024
Fair Value Disclosures [Abstract]
Fair value of long-term debt	$ 5,414,000,000			$ 4,894,000,000
Carrying value of long-term debt	5,573,000,000			$ 5,046,000,000
Expected reclassification of pre-tax gain in the next twelve months from ACOL to earnings	$ 8,000,000
Not Designated as Hedging Instrument | Maximum
Derivatives not Designated as Hedges
Foreign currency forward exchange contract term	5 months			5 months
Interest Rate Swap Agreements
Interest Rate Risk
Notional Amount	$ 0	$ 750,000,000
Derivatives not Designated as Hedges
Notional amount	0	750,000,000
Interest Rate Swap Agreements | Designated as Hedging Instrument | Cash Flow Hedging
Interest Rate Risk
Amounts excluded from effectiveness		0
Amounts excluded from the measure of effectiveness		0
Commodity Risk
Amounts excluded from effectiveness		0
Amounts excluded from the measure of effectiveness		0
Commodity Contracts | Cash Flow Hedging | Forecast
Commodity Risk
Percentage of expected natural gas usage hedged			50.00%
Commodity Contracts | Designated as Hedging Instrument | Other Current Assets
Fair Value Disclosures [Abstract]
Derivative assets	8,000,000			$ 1,000,000
Commodity Contracts | Designated as Hedging Instrument | Cash Flow Hedging
Interest Rate Risk
Amounts excluded from effectiveness	0	0
Amounts excluded from the measure of effectiveness	0	0
Commodity Risk
Amounts excluded from effectiveness	0	0
Amounts excluded from the measure of effectiveness	0	$ 0
Foreign Exchange Forward | Not Designated as Hedging Instrument
Interest Rate Risk
Notional Amount	96,000,000			116,000,000
Derivatives not Designated as Hedges
Notional amount	$ 96,000,000			$ 116,000,000