Major Classes of Assets and Liabilities Allocated Purchase Price (Detail) - USD ($) $ in Millions	Mar. 31, 2024	Oct. 13, 2023	Jun. 30, 2023
Business Acquisition [Line Items]
Goodwill	$ 119,163		$ 67,886
Activision Blizzard, Inc.
Business Acquisition [Line Items]
Cash and cash equivalents		$ 12,976
Goodwill		50,989
Intangible assets	$ 22,000	21,969
Other assets		2,440
Long-term debt		(2,799)
Long-term income taxes		(1,868)
Deferred income taxes		(4,678)
Other liabilities		(3,623)
Total purchase price		$ 75,406