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Income Taxes (Details) (USD $) | 3 Months Ended
--- | ---
Sep. 30, 2014 | Sep. 30, 2013
Operating Loss Carryforwards [Line Items] |  |
Provision for income taxes | $ 1,008,000 | $ 427,000
Tax amortization deduction for capitalized goodwill | 1,100,000 |
Deferred tax liability, goodwill | 1,500,000 |
Unrecognized tax benefits | 11,300,000 |
Unrecognized tax benefits that would impact effective tax rate | 200,000 |
Unrecognized tax benefits resulting in adjustments to deferred tax assets | 11,100,000 |
Accrued penalties and interest for unrecognized income tax benefits | 23,000 | 42,000
Foreign |  |
Operating Loss Carryforwards [Line Items] |  |
Amount of decrease in unrealized tax benefit from expiration of statute of limitations | $ 200,000 |
Enterasys Networks, Inc. |  |
Operating Loss Carryforwards [Line Items] |  |
Amortization period for tax purposes | 15 years |

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- Definition Amount of deferred tax liability attributable to taxable temporary differences from goodwill. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32621-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 25 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=29652012&loc=d3e28680-109314 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32632-109319 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 740 -Section 25 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=6912350&loc=d3e9979-128506 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 740 -Section 25 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6912350&loc=d3e9972-128506 + Details
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