Property, plant and equipment, net - Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | ||
|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Jun. 30, 2026 |
|
| Property, Plant, and Equipment [Line Items] | |||
| Depreciation, excluding ROU | $ 143 | $ 85 | |
| Impairment loss | 2 | 16 | |
| Impairment of assets | 16 | ||
| Gain (loss) on asset impairment charges | (21) | $ 0 | |
| Assets held for sale | 70 | $ 73 | |
| GPU hardware | |||
| Property, Plant, and Equipment [Line Items] | |||
| Pledged as security | $ 4,769 | $ 1,487 | |
| X | ||||||||||
- Definition Property Plant And Equipment, Pledged As Security No definition available.
|
| X | ||||||||||
- Definition Amount of impairment loss for asset. Includes, but is not limited to, tangible and intangible assets and goodwill. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of assets held-for-sale that are not part of a disposal group, expected to be sold within a year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount, excluding lessor's underlying asset for which right to use has been conveyed to lessee under operating lease, of depreciation expense. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of gain (loss) from the difference between the sale price or salvage price and the book value of an asset that was sold or retired, and gain (loss) from the write down of assets from their carrying value to fair value. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of impairment loss for long-lived asset held and used. Includes, but is not limited to, impairment loss for long-lived asset to be disposed of other than by sale. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Details
|