Consolidated Statements of Financial Position (Parenthetical) $ in Millions |
Jun. 30, 2026
USD ($)
$ / shares
|
Jun. 30, 2026
€ / shares
|
Sep. 30, 2025
USD ($)
$ / shares
|
Sep. 30, 2025
€ / shares
|
|---|---|---|---|---|
| Accounts receivable, allowance for credit loss, current | $ | $ 165 | $ 205 | ||
| Ordinary shares, par value (in dollars per share) | $ 0.01 | $ 0.01 | ||
| Preferred shares, par value (in dollars per share) | $ 0.01 | $ 0.01 | ||
| Common Class A | ||||
| Ordinary shares, par value (in dollars per share) | € / shares | € 1.00 | € 1.00 |
| X | ||||||||||
- Definition Amount of allowance for credit loss on accounts receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Face amount or stated value per share of common stock. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Details
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