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Income Taxes (Details Textuals) (USD $) In Thousands, unless otherwise specified | 12 Months Ended |  |
--- | --- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2012
Operating Loss Carryforwards [Line Items] |  |  |
Deferred tax liabilities | $ 2,178 us-gaap_DeferredTaxLiabilitiesCurrent | $ 1,466 us-gaap_DeferredTaxLiabilitiesCurrent |
Current portion of deferred tax assets | 717 us-gaap_DeferredTaxAssetsNetCurrent | 648 us-gaap_DeferredTaxAssetsNetCurrent |
Deferred tax assets, share-based compensation cost | 14,712 us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost | 11,897 us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost |
Deferred tax assets from net operating loss carryforwards | 15,066 us-gaap_DeferredTaxAssetsOperatingLossCarryforwards | 6,905 us-gaap_DeferredTaxAssetsOperatingLossCarryforwards |
Undistributed earnings | 112,542 vprt_UndistributedSubsidiaryEarnings |  |
Unrecognized tax benefits that would impact effective tax rate, if recognized | 3,061 us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate | 2,157 us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate |
Accrued interest and penalty related to unrecognized tax benefits included in income tax provisions | 298 us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued | 241 us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued |
Unrecognized Tax Benefits | 6,744 us-gaap_UnrecognizedTaxBenefits | 5,682 us-gaap_UnrecognizedTaxBenefits | 6,320 us-gaap_UnrecognizedTaxBenefits
U S Federal And State [Member] |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Deferred tax assets from net operating loss carryforwards | 1,010 us-gaap_DeferredTaxAssetsOperatingLossCarryforwards / us-gaap_IncomeTaxAuthorityAxis = vprt_USFederalAndStateMember |  |
Operating loss carryforwards expiration dates | Jun. 30, 2034 |  |
Foreign Tax Authority [Member] |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Foreign net operating loss carryforwards subject to expiration | $ 94,492 us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration / us-gaap_IncomeTaxAuthorityAxis = us-gaap_ForeignCountryMember |  |
Minimum [Member] | Foreign Tax Authority [Member] |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Operating loss carryforwards expiration dates | Jun. 30, 2021 |  |
Maximum [Member] | Foreign Tax Authority [Member] |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Operating loss carryforwards expiration dates | Jun. 30, 2031 |  |

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- Definition Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards expected to be realized or consumed within one year or operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=21917399&loc=d3e31917-109318 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=21917399&loc=d3e31931-109318 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=21917399&loc=d3e31928-109318 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=21917399&loc=d3e31958-109318 + Details
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation. + 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 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32632-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 25 -Paragraph 20 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=29652012&loc=d3e28680-109314 + Details
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- Definition Amount of deferred tax liability attributable to taxable temporary differences, net of deferred tax asset attributable to deductible temporary differences and carryforwards net of valuation allowances expected to be realized or consumed within one year or operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=21917399&loc=d3e31917-109318 Reference 2: 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 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=21917399&loc=d3e31931-109318 Reference 4: 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 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=21917399&loc=d3e31958-109318 + Details
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