Intangible Assets - Additional Information (Detail) - USD ($) $ in Billions	3 Months Ended	6 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2025	Dec. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract]
Intangible assets amortization expense	$ 1.2	$ 1.5	$ 2.6	$ 3.0

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets.

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