Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) shares in Thousands, $ in Millions |
Jun. 30, 2026 |
Sep. 30, 2025 |
|---|---|---|
| Accounts receivable, allowances | $ 27 | $ 27 |
| Accumulated depreciation | $ 777 | $ 701 |
| Class A Common Stock | ||
| Par value (in dollars per share) | $ 0.001 | $ 0.001 |
| Shares authorized (in shares) | 1,000,000 | 1,000,000 |
| Shares issued (in shares) | 147,729 | 146,906 |
| Shares outstanding (in shares) | 147,729 | 146,906 |
| Class B Common Stock | ||
| Par value (in dollars per share) | $ 0.001 | $ 0.001 |
| Shares authorized (in shares) | 1,000,000 | 1,000,000 |
| Shares issued (in shares) | 375,380 | 375,380 |
| Shares outstanding (in shares) | 375,380 | 375,380 |
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- Definition Amount of accumulated depreciation, depletion, and amortization of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of allowance for credit loss on accounts receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Face amount or stated value per share of common stock. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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