XML 120 R102.htm IDEA: XBRL DOCUMENT v3.24.3
Supplemental Financial Information - Trade Receivables, Allowances for Doubtful Accounts and Cash Discounts (Details) - USD ($)
$ in Millions
 12 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2022
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Beginning Balance $ 81 $ 81 $ 91
Additions charged to costs and expenses 121 109 77
Deductions and other (124) (110) (87)
Ending Balance 79 81 81
Allowance for Doubtful Accounts      
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Beginning Balance 65 65 73
Additions charged to costs and expenses 30 9 4
Deductions and other (30) (10) (12)
Ending Balance 64 65 65
Allowance for Cash Discounts      
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Beginning Balance 16 16 18
Additions charged to costs and expenses 91 100 73
Deductions and other (93) (100) (75)
Ending Balance $ 15 $ 16 $ 16