XML 42 R30.htm IDEA: XBRL DOCUMENT v3.3.1.900

Description of the Business (Narrative) (Details)	9 Months Ended
	Dec. 31, 2015
Description Of Business Narrative Details
Fiscal Year End Date	--03-31

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- References

No definition available.

+ Details

Name:	EGHT_DescriptionOfBusinessDetailsAbstract
Namespace Prefix:	EGHT_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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- Definition

End date of current fiscal year in the format --MM-DD.

+ References

No definition available.

+ Details

Name:	dei_CurrentFiscalYearEndDate
Namespace Prefix:	dei_
Data Type:	xbrli:gMonthDayItemType
Balance Type:	na
Period Type:	duration