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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Mar. 31, 2015 | Mar. 31, 2014 | Mar. 31, 2013
Cash flows from operating activities: |  |  |
Net income | $ 1,926 us-gaap_NetIncomeLoss | $ 2,514 us-gaap_NetIncomeLoss | $ 13,939 us-gaap_NetIncomeLoss
Adjustments to reconcile net income to net cash provided by operating activites: |  |  |
Depreciation | 3,540 us-gaap_Depreciation | 2,567 us-gaap_Depreciation | 2,523 us-gaap_Depreciation
Amortization of intangibles | 2,232 us-gaap_AmortizationOfIntangibleAssets | 1,643 us-gaap_AmortizationOfIntangibleAssets | 1,428 us-gaap_AmortizationOfIntangibleAssets
Amortization of capitalized software | 341 us-gaap_OtherDepreciationAndAmortization | 147 us-gaap_OtherDepreciationAndAmortization | 0 us-gaap_OtherDepreciationAndAmortization
Net accretion of discount and amortization of premium on marketable securities | 896 us-gaap_AccretionExpense | 114 us-gaap_AccretionExpense | 0 us-gaap_AccretionExpense
Gain on disposal of discontinued operations | 0 us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax | (596)us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax | 0 us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax
Gain on escrow settlement | 0 us-gaap_GainLossOnContractTermination | (565)us-gaap_GainLossOnContractTermination | 0 us-gaap_GainLossOnContractTermination
Stock-based compensation | 9,347 us-gaap_ShareBasedCompensation | 7,595 us-gaap_ShareBasedCompensation | 2,634 us-gaap_ShareBasedCompensation
Tax benefit from stock-based compensation | (151)us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation | (142)us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation | (49)us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation
Deferred income tax provision | 2,390 us-gaap_DeferredIncomeTaxExpenseBenefit | 2,266 us-gaap_DeferredIncomeTaxExpenseBenefit | 9,308 us-gaap_DeferredIncomeTaxExpenseBenefit
Other | 256 us-gaap_OtherNoncashExpense | 650 us-gaap_OtherNoncashExpense | 616 us-gaap_OtherNoncashExpense
Changes in assets and liabilities: |  |  |
Accounts receivable, net | (1,529)us-gaap_IncreaseDecreaseInAccountsReceivable | (1,575)us-gaap_IncreaseDecreaseInAccountsReceivable | (2,171)us-gaap_IncreaseDecreaseInAccountsReceivable
Inventory | 52 us-gaap_IncreaseDecreaseInInventories | (276)us-gaap_IncreaseDecreaseInInventories | 27 us-gaap_IncreaseDecreaseInInventories
Other current and non-current assets | (196)us-gaap_IncreaseDecreaseInOtherOperatingAssets | (488)us-gaap_IncreaseDecreaseInOtherOperatingAssets | (30)us-gaap_IncreaseDecreaseInOtherOperatingAssets
Deferred cost of goods sold | (207)us-gaap_IncreaseDecreaseInDeferredCharges | 163 us-gaap_IncreaseDecreaseInDeferredCharges | (60)us-gaap_IncreaseDecreaseInDeferredCharges
Accounts payable | 605 us-gaap_IncreaseDecreaseInAccountsPayable | (1,035)us-gaap_IncreaseDecreaseInAccountsPayable | 410 us-gaap_IncreaseDecreaseInAccountsPayable
Accrued compensation | 1,632 us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities | 488 us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities | 524 us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities
Accrued warranty | (321)us-gaap_IncreaseDecreaseInOtherCurrentLiabilities | 208 us-gaap_IncreaseDecreaseInOtherCurrentLiabilities | 65 us-gaap_IncreaseDecreaseInOtherCurrentLiabilities
Accrued taxes | 490 us-gaap_IncreaseDecreaseInAccruedTaxesPayable | 276 us-gaap_IncreaseDecreaseInAccruedTaxesPayable | 440 us-gaap_IncreaseDecreaseInAccruedTaxesPayable
Deferred revenue | (1,065)us-gaap_IncreaseDecreaseInDeferredRevenue | 681 us-gaap_IncreaseDecreaseInDeferredRevenue | 345 us-gaap_IncreaseDecreaseInDeferredRevenue
Other current and non-current liabilities | 1,002 us-gaap_IncreaseDecreaseInOtherOperatingLiabilities | 282 us-gaap_IncreaseDecreaseInOtherOperatingLiabilities | 1,839 us-gaap_IncreaseDecreaseInOtherOperatingLiabilities
Net cash provided by operating activities | 21,240 us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations | 14,917 us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations | 31,788 us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
Cash flows from investing activities: |  |  |
Acquisitions of property and equipment | (5,826)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | (2,853)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | (5,678)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Cost of capitalized software | (724)us-gaap_PaymentsForSoftware | (755)us-gaap_PaymentsForSoftware | (190)us-gaap_PaymentsForSoftware
Purchase of investments | (106,021)us-gaap_PaymentsToAcquireMarketableSecurities | (141,604)us-gaap_PaymentsToAcquireMarketableSecurities | 0 us-gaap_PaymentsToAcquireMarketableSecurities
Sales of investments | 36,764 us-gaap_ProceedsFromSaleAndMaturityOfMarketableSecurities | 24,219 us-gaap_ProceedsFromSaleAndMaturityOfMarketableSecurities | 0 us-gaap_ProceedsFromSaleAndMaturityOfMarketableSecurities
Proceeds from maturities of investments | 63,546 us-gaap_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments | 0 us-gaap_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments | 0 us-gaap_ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments
Acquisition of business, net of cash acquired | 0 us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired | (18,474)us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired | 0 us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
Proceeds from disposition of discontinued operations, net of transaction costs | 0 us-gaap_ProceedsFromPaymentsForOtherFinancingActivities | 3,000 us-gaap_ProceedsFromPaymentsForOtherFinancingActivities | 0 us-gaap_ProceedsFromPaymentsForOtherFinancingActivities
Net cash used in investing activities | (12,261)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations | (136,467)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations | (5,868)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
Cash flows from financing activities: |  |  |
Capital lease payments | (149)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations | (85)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations | (86)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations
Repurchase of common stock | (19,371)us-gaap_PaymentsForRepurchaseOfCommonStock | (489)us-gaap_PaymentsForRepurchaseOfCommonStock | (419)us-gaap_PaymentsForRepurchaseOfCommonStock
Tax benefit from stock-based compensation | 151 EGHT_AddBackTaxBenefitFromStockbasedCompensation | 142 EGHT_AddBackTaxBenefitFromStockbasedCompensation | 49 EGHT_AddBackTaxBenefitFromStockbasedCompensation
Proceeds from (cost of) issuance of common stock, net of issuance costs | 0 us-gaap_ProceedsFromIssuanceOfCommonStock | 125,750 us-gaap_ProceedsFromIssuanceOfCommonStock | (43)us-gaap_ProceedsFromIssuanceOfCommonStock
Proceeds from issuance of common stock under employee stock plans | 4,455 us-gaap_ProceedsFromStockPlans | 5,167 us-gaap_ProceedsFromStockPlans | 2,458 us-gaap_ProceedsFromStockPlans
Net cash (used in) provided by financing activities | (14,914)us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations | 130,485 us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations | 1,959 us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
Effect of exchange rate changes on cash | (114)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations | (81)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations | 0 us-gaap_EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations
Net (decrease) increase in cash and cash equivalents | (6,049)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | 8,854 us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | 27,879 us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and cash equivalents at the beginning of the year | 59,159 us-gaap_CashAndCashEquivalentsAtCarryingValue | 50,305 us-gaap_CashAndCashEquivalentsAtCarryingValue | 22,426 us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and cash equivalents at the end of the year | 53,110 us-gaap_CashAndCashEquivalentsAtCarryingValue | 59,159 us-gaap_CashAndCashEquivalentsAtCarryingValue | 50,305 us-gaap_CashAndCashEquivalentsAtCarryingValue
Supplemental and non-cash disclosures: |  |  |
Acquisition of property and equipment, net in connection with acquisitions of businesses | 0 us-gaap_NoncashOrPartNoncashAcquisitionNetNonmonetaryAssetsAcquiredLiabilitiesAssumed1 | 956 us-gaap_NoncashOrPartNoncashAcquisitionNetNonmonetaryAssetsAcquiredLiabilitiesAssumed1 | 0 us-gaap_NoncashOrPartNoncashAcquisitionNetNonmonetaryAssetsAcquiredLiabilitiesAssumed1
Acquisition of capital lease in connection with acquisitions of businesses | 0 EGHT_AcquisitionOfCapitalLeaseInConnectionWithAcquisitionsOfBusinesses | 216 EGHT_AcquisitionOfCapitalLeaseInConnectionWithAcquisitionsOfBusinesses | 0 EGHT_AcquisitionOfCapitalLeaseInConnectionWithAcquisitionsOfBusinesses
Interest paid | 5 us-gaap_InterestPaid | 5 us-gaap_InterestPaid | 8 us-gaap_InterestPaid
Income taxes paid | $ 159 us-gaap_IncomeTaxesPaid | $ 427 us-gaap_IncomeTaxesPaid | $ 415 us-gaap_IncomeTaxesPaid

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- Definition Cash outflow for purchase of trading, available-for-sale securities and held-to-maturity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=49167202&loc=d3e26853-111562 + Details
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