Condensed Consolidated Statements of Operations - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenue		$ 1,554	$ 1,564	$ 4,796	$ 4,451
Costs and expenses:
Cost of revenue		(830)	(850)	(2,501)	(2,332)
Selling, general and administrative expenses	[1]	(462)	(461)	(1,384)	(1,353)
Restructuring and impairments		(1)	0	(96)	(41)
Amortization expense		(55)	(64)	(167)	(188)
Total costs and expenses		(1,348)	(1,375)	(4,148)	(3,914)
Net loss (gain) on divestitures		1	0	32	41
Operating income		207	189	680	578
Loss on extinguishment of debt		0	(4)	0	(4)
Interest expense, net		(40)	(38)	(121)	(105)
Other income (expense)		4	20	(9)	(72)
Income before income taxes		171	167	550	397
Income tax expense		(30)	(43)	(120)	(112)
Net income		141	124	430	285
Less: Income attributable to noncontrolling interest		(2)	(2)	(36)	(7)
Net income attributable to Warner Music Group Corp.		139	122	394	278
Class A Common Stock
Costs and expenses:
Net income attributable to Warner Music Group Corp.		$ 39	$ 34	$ 111	$ 77
Net income per share attributable to common stockholders:
Basic (in dollars per share)		$ 0.27	$ 0.23	$ 0.75	$ 0.53
Diluted (in dollars per share)		$ 0.27	$ 0.23	$ 0.75	$ 0.53
Weighted average common shares:
Basic (in shares)		141,568,000	138,290,000	140,531,000	137,990,000
Diluted (in shares)		141,568,000	138,290,000	140,531,000	137,990,000
Class B Common Stock
Costs and expenses:
Net income attributable to Warner Music Group Corp.		$ 100	$ 88	$ 283	$ 201
Net income per share attributable to common stockholders:
Basic (in dollars per share)		$ 0.27	$ 0.23	$ 0.75	$ 0.53
Diluted (in dollars per share)		$ 0.27	$ 0.23	$ 0.75	$ 0.53
Weighted average common shares:
Basic (in shares)		376,315,000	377,650,000	376,868,000	377,650,000
Diluted (in shares)		376,315,000	377,650,000	376,868,000	377,650,000

[1] Includes depreciation expense of $(25), $(22), for the three months ended June 30, 2024 and June 30, 2023, respectively, and $(77) and $(65) for the nine months ended June 30, 2024 and June 30, 2023, respectively.