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Deferred Charges And Credits (Details)	12 Months Ended
	Jun. 30, 2013
Deferred Costs [Abstract]
Deferred charges and credits amortization, period	6 years

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- Definition

Deferred Charges Amortization Period

+ References

No definition available.

+ Details

Name:	otex_DeferredChargesAmortizationPeriod
Namespace Prefix:	otex_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

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- Details

Name:	us-gaap_DeferredCostsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration