XML 47 R30.htm IDEA: XBRL DOCUMENT v3.10.0.1

Description of the Business (Narrative) (Details)	6 Months Ended
	Sep. 30, 2018
Description Of Business Narrative
Fiscal Year End Date	--03-31
Number of countries in which customer are spread	150

X

- References

No definition available.

+ Details

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

X

- 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

X

- Definition

The number of countries in which the entity operates as of balance sheet date.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfCountriesInWhichEntityOperates
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant