Unearned Revenue by Segment (Detail) - USD ($) $ in Millions	Mar. 31, 2022	Jun. 30, 2021
Contract With Customer Liability [Line Items]
Unearned revenue	$ 36,796	$ 44,141
Productivity and Business Processes
Contract With Customer Liability [Line Items]
Unearned revenue	18,578	22,120
Intelligent Cloud
Contract With Customer Liability [Line Items]
Unearned revenue	14,524	17,710
More Personal Computing
Contract With Customer Liability [Line Items]
Unearned revenue	$ 3,694	$ 4,311