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Basis of Presentation (Service and Product Revenue) (Narrative) (Details) | Dec. 31, 2014
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Basis Of Presentation Service And Product Revenue Narrative Details |
Trial period offered with all new services, days | 30 EGHT_TrialPeriodOfferedWithAllNewServicesDays

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- Details
Name: | EGHT_BasisOfPresentationServiceRevenueNarrativeDetailsAbstract
Namespace Prefix: | EGHT_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Trial period offered with all new services, in days + References No definition available. + Details
Name: | EGHT_TrialPeriodOfferedWithAllNewServicesDays
Namespace Prefix: | EGHT_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant