Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2022
Cash flows from operating activities
Net income	$ 478	$ 439	$ 555
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	327	332	339
Unrealized losses (gains) and remeasurement of foreign-denominated loans and foreign currency forward exchange contracts	68	38	(169)
Deferred income taxes	(48)	(13)	13
Loss on extinguishment of debt	0	4	0
Net loss (gain) on investments	(6)	(3)	46
Net loss (gain) on divestitures	(32)	(42)	0
Non-cash interest expense	6	2	6
Non-cash stock-based compensation expense	52	49	39
Non-cash impairments and restructuring	57	0	0
Changes in operating assets and liabilities:
Accounts receivable, net	(110)	(113)	(195)
Inventories	30	(12)	(22)
Royalty advances	(222)	(191)	(94)
Other noncurrent assets	(85)	(10)	(12)
Accounts payable and accrued liabilities	86	77	(21)
Royalty payables	275	256	158
Accrued interest	(6)	1	3
Operating lease liabilities	(5)	(4)	(6)
Deferred revenue	(133)	(58)	86
Other balance sheet changes	22	(65)	16
Net cash provided by operating activities	754	687	742
Cash flows from investing activities
Acquisition of music publishing rights and music catalogs	(187)	(114)	(191)
Capital expenditures	(116)	(127)	(135)
Investments and acquisitions of businesses, net of cash received	(40)	(126)	(509)
Proceeds from the sale of investments	13	22	11
Proceeds from divestitures	19	45	0
Net cash used in investing activities	(311)	(300)	(824)
Cash flows from financing activities
Deferred financing costs paid	(2)	(3)	(5)
Distribution to noncontrolling interest holders	(8)	(12)	(6)
Dividends paid	(361)	(340)	(318)
Payment of deferred and contingent consideration	(20)	(133)	(7)
Taxes paid related to net share settlement of restricted stock units and common stock	(5)	0	(6)
Other	0	(1)	(5)
Net cash (used in) provided by financing activities	(396)	(325)	188
Effect of exchange rate changes on cash and equivalents	6	(5)	(21)
Net increase in cash and equivalents	53	57	85
Cash and equivalents at beginning of period	641	584	499
Cash and equivalents at end of period	694	641	584
Senior Term Loan Facility
Cash flows from financing activities
Proceeds from issuance of secured note	104	146	0
Repayment of senior secured notes	(104)	0	0
Term Loan Mortgage
Cash flows from financing activities
Proceeds from issuance of secured note	0	19	0
Repayment of senior secured notes	0	(1)	0
3.750% Senior Secured Notes
Cash flows from financing activities
Proceeds from issuance of secured note	$ 0	$ 0	$ 535