XML 20 R55.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Commitments, Contingencies and Leases (Narratives) (Details) | 12 Months Ended |  |  |  |  | 3 Months Ended |  | 0 Months Ended | 3 Months Ended |  | 0 Months Ended | 3 Months Ended |  | 3 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 30, 2014 USD ($) | Jun. 30, 2013 USD ($) | Jun. 30, 2012 USD ($) | May 05, 2008 Patent Infringement Litigation Versus Extreme Networks Patents | Apr. 09, 2008 Patent Infringement Litigation Versus Extreme Networks Patents | May 30, 2007 Patent Infringement Litigation Versus Extreme Networks Patents | Jun. 21, 2005 Patent Infringement Litigation Versus Extreme Networks Patents | Dec. 31, 2012 Patent Infringement Litigation Versus Enterasys USD ($) | Jun. 30, 2012 Patent Infringement Litigation Versus Enterasys USD ($) | May 30, 2008 Patent Infringement Litigation Versus Enterasys Patents | May 30, 2008 Patent Infringement Litigation Versus Enterasys Positive Outcome of Litigation USD ($) | Jul. 06, 2001 Securities Fraud Class Action Complaints Versus Extreme Networks Employees | Jul. 16, 2013 Patent Infringement Litigation Versus Chrimar Systems, Inc. USD ($) | Jul. 25, 2013 Patent Infringement Litigation Versus Chrimar Systems, Inc. USD ($) | Jun. 30, 2012 Pending Litigation Patent Infringement Litigation Versus Chrimar Systems, Inc. USD ($) | Jun. 30, 2013 Pending Litigation Patent Infringement Litigation Versus Chrimar Systems, Inc. USD ($) | Jun. 30, 2013 Pending Litigation Minimum Patent Infringement Litigation Versus Chrimar Systems, Inc. USD ($) | Jun. 30, 2013 Pending Litigation Maximum Patent Infringement Litigation Versus Chrimar Systems, Inc. USD ($) | Mar. 31, 2014 Foreign USD ($) | Jun. 30, 2014 Foreign USD ($) | Mar. 31, 2014 Foreign USD ($) | Mar. 31, 2014 Foreign BRL | Jun. 30, 2014 Foreign Minimum USD ($) | Jun. 30, 2014 Foreign Maximum USD ($)
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net rent expense | $ 10,200,000 | $ 5,900,000 | $ 4,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-cancelable purchase commitments | 64,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of patents owned (in patents) |  |  |  |  |  | 3 | 6 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Patents owned in petition for reexamination (in patents) |  |  |  |  |  |  | 5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Patents associated with dismissed litigation (in patents) |  |  |  | 2 | 1 |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Patents associated with successful litigation (in patents) |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount awarded by court |  |  |  |  |  |  |  |  |  |  | 200,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from legal settlements |  |  |  |  |  |  |  | 400,000 | 600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of current and former employees named in complaint (in employees) |  |  |  |  |  |  |  |  |  |  |  | 6 |  |  |  |  |  |  |  |  |  |  |  |
Estimate for range of loss of litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 300,000 | 1,400,000 |  |  |  |  |  |
Amount capitalized for patents subject to litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,200,000 | 1,200,000 |  |  |  |  |  |  |  |
Recorded estimate for probably loss for litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 300,000 |  |  |  |  |  |  |  |  |
Amount paid to defendant for patent license fees in settlement agreement |  |  |  |  |  |  |  |  |  |  |  |  | 1,400,000 | 1,400,000 |  |  |  |  |  |  |  |  |  |
Value of tax credits disallowed |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,500,000 | 3,443,914 |  |
Estimated interest and penalties |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9,000,000 |  |  |  |  |
Potential total tax liability |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 4,300,000 |  |  | $ 0 | $ 9,000,000

X
- Definition Capitalized Costs, Patents Subject To Litigation + References No definition available. + Details
Name: | extr_CapitalizedCostsPatentsSubjectToLitigation
Namespace Prefix: | extr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Gain Contingency, Amount Awarded by Court + References No definition available. + Details
Name: | extr_GainContingencyAmountAwardedByCourt
Namespace Prefix: | extr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Income Tax Examination, Disallowed Tax Credits + References No definition available. + Details
Name: | extr_IncomeTaxExaminationDisallowedTaxCredits
Namespace Prefix: | extr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Loss Contingency, Patents Associated with Dismissed Litigation + References No definition available. + Details
Name: | extr_LossContingencyPatentsAssociatedWithDismissedLitigation
Namespace Prefix: | extr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Loss Contingency, Patents Associated with Successful Litigation + References No definition available. + Details
Name: | extr_LossContingencyPatentsAssociatedWithSuccessfulLitigation
Namespace Prefix: | extr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Loss Contingency, Patents Owned in Litigation + References No definition available. + Details
Name: | extr_LossContingencyPatentsOwnedInLitigation
Namespace Prefix: | extr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Loss Contingency, Patents Owned in Petition for Reexamination + References No definition available. + Details
Name: | extr_LossContingencyPatentsOwnedInPetitionForReexamination
Namespace Prefix: | extr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Estimated amount of loss resulting from an adverse tax position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d)(3) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319 + Details
Name: | us-gaap_IncomeTaxExaminationEstimateOfPossibleLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The sum of the amounts of estimated penalties and interest recognized in the period arising from income tax examinations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319 + Details
Name: | us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of judgment or settlement awarded to (against) the entity in respect of litigation. + References No definition available. + Details
Name: | us-gaap_LitigationSettlementAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_LossContingenciesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount charged against operating income increasing loss contingency liability, after adjustments to reduce previously estimated charges. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349 + Details
Name: | us-gaap_LossContingencyAccrualProvision
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14435-108349 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14557-108349 + Details
Name: | us-gaap_LossContingencyEstimateOfPossibleLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Number of defendants named in a legal action. + References No definition available. + Details
Name: | us-gaap_LossContingencyNumberOfDefendants
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717 + Details
Name: | us-gaap_OperatingLeasesRentExpenseNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Cash received for the settlement of litigation during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
Name: | us-gaap_ProceedsFromLegalSettlements
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Minimum amount to be expended to satisfy the terms of arrangements in which the entity has agreed to expend funds to procure goods or services, excluding long-term purchase commitments or unconditional purchase obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.25) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 25 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 17 -Article 9 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.17) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.(a)(19)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
Name: | us-gaap_PurchaseCommitmentRemainingMinimumAmountCommitted
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant