XML 70 R53.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Accounting Policies and Recent Accounting Pronouncements - Allowance for Doubtful Accounts (Details) | 12 Months Ended
--- | ---
Jun. 30, 2018
Accounting Policies [Abstract] |
Percentage for allowance maintained on bad-debts | 100.00%

X
- Definition Percentage for Allowance Maintained on Bad-Debts + References No definition available. + Details
Name: | otex_PercentageforAllowanceMaintainedonBadDebts
Namespace Prefix: | otex_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_AccountingPoliciesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration