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Unearned Revenue by Segment (Detail) - USD ($) $ in Millions	Dec. 31, 2020	Jun. 30, 2020
Contract With Customer Liability [Line Items]
Unearned revenue	$ 33,387	$ 39,180
Productivity and Business Processes
Contract With Customer Liability [Line Items]
Unearned revenue	16,225	18,643
Intelligent Cloud
Contract With Customer Liability [Line Items]
Unearned revenue	13,786	16,620
More Personal Computing
Contract With Customer Liability [Line Items]
Unearned revenue	$ 3,376	$ 3,917

X

- Definition

Contract with Customer Liability [Line Items]

+ References

No definition available.

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- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130531-203044

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130549-203045

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=121556615&loc=SL49130532-203044

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