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Condensed Consolidated Statements of Equity - USD ($) $ in Millions | Total | Class A Common Stock | Class B Common Stock | Total Warner Music Group Corp. Equity | Common Stock Class A Common Stock | Common Stock Class B Common Stock | Additional Paid-in Capital | Accumulated Deficit | Accumulated Other Comprehensive Loss | Non-controlling Interest
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning balance (in shares) at Sep. 30, 2022 |  |  |  |  | 137,199,000 | 377,650,000 |  |  |  |
Beginning balance at Sep. 30, 2022 | $ 168 |  |  | $ 152 | $ 0 | $ 1 | $ 1,975 | $ (1,477) | $ (347) | $ 16
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |
Net income | 285 |  |  | 278 |  |  |  | 278 |  | 7
Other comprehensive income, net of tax | 70 |  |  | 70 |  |  |  |  | 70 |
Dividends | (251) |  |  | (251) |  |  |  | (251) |  |
Stock-based compensation | 32 |  |  | 32 |  |  | 32 |  |  |
Distribution to noncontrolling interest holders | (11) |  |  |  |  |  |  |  |  | (11)
Shares issued under the plan (in shares) |  |  |  |  | 869,000 |  |  |  |  |
Shares issued under Omnibus Incentive Plan (in shares) |  |  |  |  | 273,000 |  |  |  |  |
Ending balance (in shares) at Jun. 30, 2023 |  |  |  |  | 138,341,000 | 377,650,000 |  |  |  |
Ending balance at Jun. 30, 2023 | 299 |  |  | 281 | $ 0 | $ 1 | 2,007 | (1,450) | (277) | 18
Beginning balance (in shares) at Mar. 31, 2023 |  |  |  |  | 138,324,000 | 377,650,000 |  |  |  |
Beginning balance at Mar. 31, 2023 | 266 |  |  | 252 | $ 0 | $ 1 | 2,000 | (1,488) | (261) | 14
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |
Net income | 124 |  |  | 122 |  |  |  | 122 |  | 2
Other comprehensive income, net of tax | (16) |  |  | (16) |  |  |  |  | (16) |
Dividends | (84) |  |  | (84) |  |  |  | (84) |  |
Stock-based compensation | 7 |  |  | 7 |  |  | 7 |  |  |
Distribution to noncontrolling interest holders | (4) |  |  |  |  |  |  |  |  | (4)
Shares issued under Omnibus Incentive Plan (in shares) |  |  |  |  | 17,000 |  |  |  |  |
Ending balance (in shares) at Jun. 30, 2023 |  |  |  |  | 138,341,000 | 377,650,000 |  |  |  |
Ending balance at Jun. 30, 2023 | 299 |  |  | 281 | $ 0 | $ 1 | 2,007 | (1,450) | (277) | 18
Beginning balance (in shares) at Sep. 30, 2023 |  | 138,345,000 | 377,650,000 |  | 138,345,000 | 377,650,000 |  |  |  |
Beginning balance at Sep. 30, 2023 | 430 |  |  | 307 | $ 0 | $ 1 | 2,015 | (1,387) | (322) | 123
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |
Net income | 430 |  |  | 394 |  |  |  | 394 |  | 36
Other comprehensive income, net of tax | 11 |  |  | 11 |  |  |  |  | 11 |
Dividends | (267) |  |  | (267) |  |  |  | (267) |  |
Stock-based compensation | 43 |  |  | 43 |  |  | 43 |  |  |
Distribution to noncontrolling interest holders | (6) |  |  |  |  |  |  |  |  | (6)
Acquisition of noncontrolling interests | (1) |  |  |  |  |  |  |  |  | (1)
Shares issued under the plan (in shares) |  |  |  |  | 1,738,016 | 1,335,169 |  |  |  |
Exchange of Class B shares for Class A shares (in shares) |  |  |  |  | 1,335,000 | (1,335,000) |  |  |  |
Shares issued under Omnibus Incentive Plan (in shares) |  |  |  |  | 185,115 |  |  |  |  |
Shares issued under Omnibus Incentive Plan | (5) |  |  | (5) |  |  | (5) |  |  |
Ending balance (in shares) at Jun. 30, 2024 |  | 141,603,000 | 376,315,000 |  | 141,603,000 | 376,315,000 |  |  |  |
Ending balance at Jun. 30, 2024 | 635 |  |  | 483 | $ 0 | $ 1 | 2,053 | (1,260) | (311) | 152
Beginning balance (in shares) at Mar. 31, 2024 |  |  |  |  | 141,596,000 | 376,315,000 |  |  |  |
Beginning balance at Mar. 31, 2024 | 585 |  |  | 433 | $ 0 | $ 1 | 2,043 | (1,310) | (301) | 152
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |
Net income | 141 |  |  | 139 |  |  |  | 139 |  | 2
Other comprehensive income, net of tax | (10) |  |  | (10) |  |  |  |  | (10) |
Dividends | (89) |  |  | (89) |  |  |  | (89) |  |
Stock-based compensation | 10 |  |  | 10 |  |  | 10 |  |  |
Distribution to noncontrolling interest holders | (1) |  |  |  |  |  |  |  |  | (1)
Acquisition of noncontrolling interests | (1) |  |  |  |  |  |  |  |  | (1)
Shares issued under Omnibus Incentive Plan (in shares) |  |  |  |  | 7,428 |  |  |  |  |
Ending balance (in shares) at Jun. 30, 2024 |  | 141,603,000 | 376,315,000 |  | 141,603,000 | 376,315,000 |  |  |  |
Ending balance at Jun. 30, 2024 | $ 635 |  |  | $ 483 | $ 0 | $ 1 | $ 2,053 | $ (1,260) | $ (311) | $ 152

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