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Income Before Income Taxes (Detail) - USD ($)
$ in Millions
12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2019
Income Tax Disclosure [Abstract]      
U.S. $ 34,972 $ 24,116 $ 15,799
Foreign 36,130 28,920 27,889
Income before income taxes $ 71,102 $ 53,036 $ 43,688