OTHER INCOME (EXPENSE), NET - Schedule of Other Income (Expense) (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Other Income and Expenses [Abstract] | |||
| Foreign exchange gains (losses) | $ 3,228 | $ (24,888) | $ 1,202 |
| Unrealized gains (losses) on derivatives not designated as hedges | 27,369 | (44,286) | 3,116 |
| Realized losses on derivatives not designated as hedges | 0 | (10,380) | 0 |
| OpenText share in net income (loss) of equity investees | (4,049) | 230 | (18,194) |
| Loss on extinguishment of debt | 18,787 | 0 | 56,393 |
| Gain (adjustments to gain) on divestitures | 76,136 | (4,175) | 429,102 |
| Other miscellaneous income (expense) | 1,978 | 712 | (442) |
| Total other income (expense), net | $ 85,875 | $ (82,787) | $ 358,391 |
| X | ||||||||||
- Definition Realized Gain (Loss) on Derivatives No definition available.
|
| X | ||||||||||
- Definition Amount, before tax, of realized and unrealized gain (loss) from foreign currency transaction. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of income (loss) for proportionate share of equity method investee's income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of income (expense) related to nonoperating activities, classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|