| Component: (Network and Table) | |
|---|---|
| Network | 1075 - Disclosure - Carrying Amount of Goodwill (Detail) (http://www.microsoft.com/taxonomy/role/DisclosureCarryingAmountOfGoodwill) |
| Table | Schedule of Goodwill [Table] |
| Reporting Entity [Axis] | 0000789019 (http://www.sec.gov/CIK) |
| Legal Entity [Axis] | Entity [Domain] |
| Goodwill [Line Items] | Period [Axis] | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
2012-07-01 - 2013-06-30 | 2011-07-01 - 2012-06-30 | |||||||||||
| Statement Business Segments [Axis] | Statement Business Segments [Axis] | |||||||||||
| Windows Division [Member] | Server And Tools [Member] | Online Services Division [Member] | Microsoft Business Division [Member] | Entertainment And Devices Division [Member] | Segment [Domain] | Windows Division [Member] | Server And Tools [Member] | Online Services Division [Member] | Microsoft Business Division [Member] | Entertainment And Devices Division [Member] | Segment [Domain] | |
Beginning Balance | 89,000,000 | 1,144,000,000 | 223,000,000 | 6,893,000,000 | 5,103,000,000 | 13,452,000,000 | 89,000,000 | 1,139,000,000 | 6,373,000,000 | 4,167,000,000 | 813,000,000 | 12,581,000,000 |
Acquisitions | 12,000,000 | 217,000,000 | 0 | 987,000,000 | 27,000,000 | 1,243,000,000 | 0 | 7,000,000 | 54,000,000 | 2,843,000,000 | 4,294,000,000 | 7,198,000,000 |
Other | 0 | (3,000,000) | (5,000,000) | (11,000,000) | (21,000,000) | (40,000,000) | 0 | (2,000,000) | (6,204,000,000) | (117,000,000) | (4,000,000) | (6,327,000,000) |
Ending Balance | 101,000,000 | 1,358,000,000 | 218,000,000 | 7,869,000,000 | 5,109,000,000 | 14,655,000,000 | 89,000,000 | 1,144,000,000 | 223,000,000 | 6,893,000,000 | 5,103,000,000 | 13,452,000,000 |