Commitments and Contingencies (Service Provider Contracts) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013
Commitments And Contingencies Service Provider Contracts Details
Remaining 2014	$ 1,003
2015	1,579
2016	52
Total minimum payments	$ 2,634

The amount of service provider expense expected to be recognized during year three of the five succeeding fiscal years.

No definition available.

Name:	EGHT_ServiceProvidersFutureMinimumPaymentsDueInThreeYears
Namespace Prefix:	EGHT_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant