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Acquisition of 300 Entertainment - Narrative (Details) - USD ($) $ in Millions		9 Months Ended
	Dec. 16, 2021	Jun. 30, 2022
Business Acquisition [Line Items]
Increase to intangible assets		$ 26
Decrease in other assets		23
Decrease in other liabilities		23
Decrease to goodwill		6
300 Entertainment
Business Acquisition [Line Items]
Purchase price of selected assets	$ 397
Final purchase price	400
Final consideration paid	$ 394
300 Entertainment | Selling, General and Administrative Expenses
Business Acquisition [Line Items]
Business acquisition, transaction costs		$ 3

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