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Unearned Revenue by Segment (Detail) - USD ($) $ in Millions | Dec. 31, 2019 | Jun. 30, 2019
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Contract With Customer Liability [Line Items] |  |
Unearned revenue | $ 31,221 | $ 37,206
Productivity and Business Processes |  |
Contract With Customer Liability [Line Items] |  |
Unearned revenue | 14,266 | 16,831
Intelligent Cloud |  |
Contract With Customer Liability [Line Items] |  |
Unearned revenue | 13,766 | 16,988
More Personal Computing |  |
Contract With Customer Liability [Line Items] |  |
Unearned revenue | $ 3,189 | $ 3,387

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