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Business (Details) (AIA Purchase Agreement)
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Mar. 31, 2014
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Mar. 31, 2013
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Jan. 31, 2013
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AIA Purchase Agreement
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| Business Acquisition [Line Items] | |||
| Business acquisition, percentage acquired |
94.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired / us-gaap_BusinessAcquisitionAxis = ent_AiaPurchaseAgreementMember |
86.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired / us-gaap_BusinessAcquisitionAxis = ent_AiaPurchaseAgreementMember |
86.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired / us-gaap_BusinessAcquisitionAxis = ent_AiaPurchaseAgreementMember |
| X | ||||||||||
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- Details
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- Definition
Percentage of voting equity interests acquired at the acquisition date in the business combination. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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