v3.26.3
RETIREMENT PLANS - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 4 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Defined Benefit Plan Disclosure [Line Items]        
Net pension liabilities $ 22   $ 22  
Defined benefit plan contributions by employer   $ 9   $ 11
Location, Statement of Income, Balance [Axis]: us-gaap:LaborAndRelatedExpense        
Defined Benefit Plan Disclosure [Line Items]        
Defined contribution plan expense $ 40 $ 38 $ 53 $ 49