v2.4.1.9

Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Cash flows from operating activities: |  |  |
Net income | $ 30,244 us-gaap_NetIncomeLoss | $ 1,541 us-gaap_NetIncomeLoss | $ 2,221 us-gaap_NetIncomeLoss
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation and amortization expense | 11,897 us-gaap_DepreciationDepletionAndAmortization | 9,612 us-gaap_DepreciationDepletionAndAmortization | 7,341 us-gaap_DepreciationDepletionAndAmortization
Bad debt expense | 470 us-gaap_ProvisionForDoubtfulAccounts | 307 us-gaap_ProvisionForDoubtfulAccounts | 218 us-gaap_ProvisionForDoubtfulAccounts
Loss on disposal of property and equipment | 324 us-gaap_GainLossOnSaleOfPropertyPlantEquipment | 12 us-gaap_GainLossOnSaleOfPropertyPlantEquipment | 10 us-gaap_GainLossOnSaleOfPropertyPlantEquipment
Stock-based compensation | 10,549 us-gaap_ShareBasedCompensation | 5,506 us-gaap_ShareBasedCompensation | 3,452 us-gaap_ShareBasedCompensation
Non-cash interest expense | 0 us-gaap_OtherNoncashExpense | 0 us-gaap_OtherNoncashExpense | 24 us-gaap_OtherNoncashExpense
Amortization of premiums and accretion of discounts on investments | 565 us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments | 282 us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments | 7 us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments
Excess tax benefits from stock-based compensation | (259)us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities | (150)us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities | 0 us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
Deferred income taxes | (22,599)us-gaap_DeferredIncomeTaxExpenseBenefit | (66)us-gaap_DeferredIncomeTaxExpenseBenefit | 27 us-gaap_DeferredIncomeTaxExpenseBenefit
Changes in operating assets and liabilities: |  |  |
Accounts receivable | (4,882)us-gaap_IncreaseDecreaseInAccountsReceivable | (4,343)us-gaap_IncreaseDecreaseInAccountsReceivable | (4,014)us-gaap_IncreaseDecreaseInAccountsReceivable
Prepaid expenses and other assets | (3,456)us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets | 610 us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets | 136 us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
Accounts payable | 2,332 us-gaap_IncreaseDecreaseInAccountsPayable | (100)us-gaap_IncreaseDecreaseInAccountsPayable | (223)us-gaap_IncreaseDecreaseInAccountsPayable
Accrued liabilities | 1,622 us-gaap_IncreaseDecreaseInAccruedLiabilities | 437 us-gaap_IncreaseDecreaseInAccruedLiabilities | (972)us-gaap_IncreaseDecreaseInAccruedLiabilities
Deferred revenues | 14,817 us-gaap_IncreaseDecreaseInDeferredRevenue | 11,281 us-gaap_IncreaseDecreaseInDeferredRevenue | 13,683 us-gaap_IncreaseDecreaseInDeferredRevenue
Other noncurrent liabilities | (201)us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities | 152 us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities | 14 us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities
Net cash provided by operating activities | 41,423 us-gaap_NetCashProvidedByUsedInOperatingActivities | 25,081 us-gaap_NetCashProvidedByUsedInOperatingActivities | 21,924 us-gaap_NetCashProvidedByUsedInOperatingActivities
Cash flows from investing activities: |  |  |
Purchases of investments | (157,660)us-gaap_PaymentsToAcquireAvailableForSaleSecurities | (145,263)us-gaap_PaymentsToAcquireAvailableForSaleSecurities | (83,547)us-gaap_PaymentsToAcquireAvailableForSaleSecurities
Sales and maturities of investments | 157,339 us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities | 138,124 us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities | 0 us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities
Purchases of property and equipment | (13,914)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | (13,650)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | (11,200)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Capitalized software development costs | (98)qlys_CapitalizedSoftwareDevelopmentCosts | 0 qlys_CapitalizedSoftwareDevelopmentCosts | 0 qlys_CapitalizedSoftwareDevelopmentCosts
Release of restricted cash | 0 us-gaap_IncreaseDecreaseInRestrictedCash | 114 us-gaap_IncreaseDecreaseInRestrictedCash | 0 us-gaap_IncreaseDecreaseInRestrictedCash
Purchases of intangible assets | 0 us-gaap_PaymentsToAcquireIntangibleAssets | 0 us-gaap_PaymentsToAcquireIntangibleAssets | (49)us-gaap_PaymentsToAcquireIntangibleAssets
Net cash used in investing activities | (14,333)us-gaap_NetCashProvidedByUsedInInvestingActivities | (20,675)us-gaap_NetCashProvidedByUsedInInvestingActivities | (94,796)us-gaap_NetCashProvidedByUsedInInvestingActivities
Cash flows from financing activities: |  |  |
Proceeds from initial public offering, net of offering costs | 0 us-gaap_ProceedsFromIssuanceOfCommonStock | 0 us-gaap_ProceedsFromIssuanceOfCommonStock | 84,534 us-gaap_ProceedsFromIssuanceOfCommonStock
Proceeds from exercise of stock options | 7,639 us-gaap_ProceedsFromStockOptionsExercised | 4,073 us-gaap_ProceedsFromStockOptionsExercised | 1,685 us-gaap_ProceedsFromStockOptionsExercised
Proceeds from early exercise of stock options | 0 qlys_ProceedsFromStockOptionsExercisedEarlyExercise | 40 qlys_ProceedsFromStockOptionsExercisedEarlyExercise | 384 qlys_ProceedsFromStockOptionsExercisedEarlyExercise
Excess tax benefits from stock-based compensation | 259 us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities | 150 us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities | 0 us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
Principal payments under capital lease obligations | (805)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations | (1,186)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations | (2,401)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations
Non-contingent payment related to acquisition | 0 us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired | 0 us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired | (1,000)us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
Net cash provided by financing activities | 7,093 us-gaap_NetCashProvidedByUsedInFinancingActivities | 3,077 us-gaap_NetCashProvidedByUsedInFinancingActivities | 83,202 us-gaap_NetCashProvidedByUsedInFinancingActivities
Effect of exchange rate changes on cash and cash equivalents | (48)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents | 1 us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents | 7 us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
Net increase in cash and cash equivalents | 34,135 us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | 7,484 us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | 10,337 us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and cash equivalents at beginning of period | 42,369 us-gaap_CashAndCashEquivalentsAtCarryingValue | 34,885 us-gaap_CashAndCashEquivalentsAtCarryingValue | 24,548 us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and cash equivalents at end of period | 76,504 us-gaap_CashAndCashEquivalentsAtCarryingValue | 42,369 us-gaap_CashAndCashEquivalentsAtCarryingValue | 34,885 us-gaap_CashAndCashEquivalentsAtCarryingValue
Supplemental disclosures of cash flow information |  |  |
Cash paid for interest expense | 9 us-gaap_InterestPaid | 43 us-gaap_InterestPaid | 162 us-gaap_InterestPaid
Cash paid for income taxes, net of refunds | 347 us-gaap_IncomeTaxesPaidNet | 390 us-gaap_IncomeTaxesPaidNet | 299 us-gaap_IncomeTaxesPaidNet
Non-cash investing and financing activities |  |  |
Purchases of property and equipment recorded in accounts payable and accrued liabilities | 1,399 us-gaap_CapitalExpendituresIncurredButNotYetPaid | 487 us-gaap_CapitalExpendituresIncurredButNotYetPaid | 0 us-gaap_CapitalExpendituresIncurredButNotYetPaid
Vesting of early exercised common stock options | 47 qlys_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognitionEarlyExercised | 262 qlys_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognitionEarlyExercised | 155 qlys_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognitionEarlyExercised
Conversion of convertible preferred stock to common stock | 0 us-gaap_ConversionOfStockAmountConverted1 | 0 us-gaap_ConversionOfStockAmountConverted1 | 63,873 us-gaap_ConversionOfStockAmountConverted1
Issuance of common stock for acquisition of license | $ 0 us-gaap_StockIssued1 | $ 0 us-gaap_StockIssued1 | $ 51 us-gaap_StockIssued1

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- Definition The amount of cash paid for interest during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4297-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
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- Definition Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 26 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3574-108585 + Details
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- Definition Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 26 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3574-108585 + Details
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- Definition Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3521-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 20 -Article 9 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Other Comprehensive Income -URI http://asc.fasb.org/extlink&oid=6519514 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Net Income -URI http://asc.fasb.org/extlink&oid=6518256 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.19) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.18) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.22) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e565-108580 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 5 + Details
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- Definition Other expenses or losses included in net income that result in no cash outflows or inflows in the period and are not separately disclosed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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- Definition The cash outflow to acquire debt and equity securities not classified as either held-to-maturity securities or trading securities which would be classified as available-for-sale securities and reported at fair value, with unrealized gains and losses excluded from earnings and reported in a separate component of shareholders' equity. + 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 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26853-111562 Reference 3: 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=31042434&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + 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 (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill. + 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 (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + 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 (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition The cash inflow associated with the sale or maturity (principal being due) of securities not classified as either held-to-maturity securities or trading securities which are classified as available-for-sale 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 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26853-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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