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Revenue Recognition - Summary of Disaggregation of Revenue (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | $ 1,432 | $ 1,340 | $ 4,422 | $ 3,925
Operating Segments | U.S. |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 652 | 594 | 2,010 | 1,731
Operating Segments | International |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 782 | 747 | 2,416 | 2,197
Intersegment eliminations |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | (2) | (1) | (4) | (3)
Recorded Music | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 1,189 | 1,152 | 3,722 | 3,372
Recorded Music | Operating Segments | U.S. |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 515 | 504 | 1,641 | 1,454
Recorded Music | Operating Segments | International |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 674 | 648 | 2,081 | 1,918
Recorded Music | Digital | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 801 | 815 | 2,475 | 2,298
Recorded Music | Physical | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 123 | 130 | 440 | 422
Recorded Music | Total Digital and Physical | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 924 | 945 | 2,915 | 2,720
Recorded Music | Artist services and expanded-rights | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 190 | 133 | 563 | 431
Recorded Music | Licensing | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 75 | 74 | 244 | 221
Music Publishing | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 245 | 189 | 704 | 556
Music Publishing | Operating Segments | U.S. |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 137 | 90 | 369 | 277
Music Publishing | Operating Segments | International |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 108 | 99 | 335 | 279
Music Publishing | Digital | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 144 | 113 | 404 | 316
Music Publishing | Performance | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 45 | 27 | 119 | 92
Music Publishing | Mechanical | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 10 | 13 | 37 | 36
Music Publishing | Synchronization | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | 41 | 34 | 133 | 105
Music Publishing | Other | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total Revenues | $ 5 | $ 2 | $ 11 | $ 7

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