v3.25.2
TAXES (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 9 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Income Tax Disclosure [Abstract]        
Income taxes $ 154 $ 88 $ 536 $ 266
Effective income tax rate 21.00% 19.00% 25.00% 20.00%
Income tax (expense) benefit related to discrete tax items, as a percent   3.00%    
Income tax benefit related to discrete tax items     $ 49 $ 57
Income taxes benefit related to discrete tax items (in dollars per share)     $ 0.09 $ 0.10
Income tax (expense) benefit related to discrete tax items, as a percent     3.00%  
Income tax (expense) benefit related to business combinations, as a percent     0.02