v3.26.3
RELATED PARTY TRANSACTIONS - Schedule of Net Transfers to Parent (Details) - Related Party - USD ($)
$ in Millions
 4 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Related Party Transaction [Line Items]    
Total net transfers to Parent per Condensed Consolidated Statements of Stockholders' Equity $ (6) $ (1,057)
Total net transfers to Parent per Condensed Consolidated Statements of Cash Flows 0 (1,059)
Cash pooling and general financing activities / other    
Related Party Transaction [Line Items]    
Total net transfers to Parent per Condensed Consolidated Statements of Stockholders' Equity 0 (1,130)
Corporate and other allocations    
Related Party Transaction [Line Items]    
Total net transfers to Parent per Condensed Consolidated Statements of Stockholders' Equity (13) 21
Income taxes    
Related Party Transaction [Line Items]    
Total net transfers to Parent per Condensed Consolidated Statements of Stockholders' Equity 7 52
Stock-based compensation – equity classified awards    
Related Party Transaction [Line Items]    
Total net transfers to Parent per Condensed Consolidated Statements of Cash Flows 0 (2)
Non-cash Spin-Off adjustments    
Related Party Transaction [Line Items]    
Total net transfers to Parent per Condensed Consolidated Statements of Cash Flows $ 6 $ 0