XML 33 R56.htm IDEA: XBRL DOCUMENT v2.4.1.9

Repurchases of Common Shares in Open Market (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended	9 Months Ended
	Dec. 31, 2014	Dec. 31, 2014
Repurchases Of Common Shares In Open Market Detail
Number of Shares	216,965us-gaap_StockRepurchasedAndRetiredDuringPeriodShares	216,965us-gaap_StockRepurchasedAndRetiredDuringPeriodShares
Stock Repurchased And Retired During Period Weighted Average Price	$ 7.48EGHT_StockRepurchasedAndRetiredDuringPeriodWeightedAveragePrice	$ 7.48EGHT_StockRepurchasedAndRetiredDuringPeriodWeightedAveragePrice
Amount	$ 1,627,210us-gaap_StockRepurchasedAndRetiredDuringPeriodValue	$ 1,627,210us-gaap_StockRepurchasedAndRetiredDuringPeriodValue

X

- Details

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

X

- Definition

The weighted average price of the shares that have been repurchased and retired during the period.

+ References

No definition available.

+ Details

Name:	EGHT_StockRepurchasedAndRetiredDuringPeriodWeightedAveragePrice
Namespace Prefix:	EGHT_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of shares that have been repurchased and retired during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5

+ Details

Name:	us-gaap_StockRepurchasedAndRetiredDuringPeriodShares
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30, 31

-Article 5

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration