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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 | $ 10,865 us-gaap_NetIncomeLoss | $ 13,024 us-gaap_NetIncomeLoss | $ 26,296 us-gaap_NetIncomeLoss
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation | 9,325 us-gaap_Depreciation | 9,268 us-gaap_Depreciation | 8,921 us-gaap_Depreciation
Amortization of intangible assets | 2,171 us-gaap_AmortizationOfIntangibleAssets | 2,230 us-gaap_AmortizationOfIntangibleAssets | 2,445 us-gaap_AmortizationOfIntangibleAssets
Net (gains) losses from investments | 288 us-gaap_GainLossOnInvestments | 2,433 us-gaap_GainLossOnInvestments | (94)us-gaap_GainLossOnInvestments
Deferred income taxes | (7,526)us-gaap_DeferredIncomeTaxExpenseBenefit | (4,529)us-gaap_DeferredIncomeTaxExpenseBenefit | (10,967)us-gaap_DeferredIncomeTaxExpenseBenefit
Stock-based compensation | 7,444 us-gaap_ShareBasedCompensation | 6,051 us-gaap_ShareBasedCompensation | 5,397 us-gaap_ShareBasedCompensation
Amortization of premium on investments | 1,273 us-gaap_InvestmentIncomeAmortizationOfPremium | 2,261 us-gaap_InvestmentIncomeAmortizationOfPremium | 2,803 us-gaap_InvestmentIncomeAmortizationOfPremium
Foreign currency losses | 141 us-gaap_ForeignCurrencyTransactionGainLossBeforeTax | 385 us-gaap_ForeignCurrencyTransactionGainLossBeforeTax | 405 us-gaap_ForeignCurrencyTransactionGainLossBeforeTax
Changes in assets and liabilities |  |  |
Accounts receivable | 9,140 us-gaap_IncreaseDecreaseInAccountsReceivable | (2,930)us-gaap_IncreaseDecreaseInAccountsReceivable | 6,959 us-gaap_IncreaseDecreaseInAccountsReceivable
Deferred commissions | (815)us-gaap_IncreaseDecreaseInDeferredCharges | (3,529)us-gaap_IncreaseDecreaseInDeferredCharges | 2,607 us-gaap_IncreaseDecreaseInDeferredCharges
Prepaid expenses and other current assets | 620 us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets | 607 us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets | 6,610 us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
Accounts payable | (82)us-gaap_IncreaseDecreaseInAccountsPayable | 222 us-gaap_IncreaseDecreaseInAccountsPayable | (490)us-gaap_IncreaseDecreaseInAccountsPayable
Accrued expenses and other liabilities | 2,171 us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities | 3,547 us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities | 549 us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities
Deferred revenue | (6,220)us-gaap_IncreaseDecreaseInDeferredRevenue | 1,673 us-gaap_IncreaseDecreaseInDeferredRevenue | 1,706 us-gaap_IncreaseDecreaseInDeferredRevenue
Net cash provided by operating activities | 28,795 us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations | 30,713 us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations | 53,147 us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
Cash flows from investing activities: |  |  |
Purchases of property and equipment | (1,503)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | (3,127)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | (5,103)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Purchases of marketable investments | (35,386)us-gaap_PaymentsToAcquireMarketableSecurities | (44,667)us-gaap_PaymentsToAcquireMarketableSecurities | (91,421)us-gaap_PaymentsToAcquireMarketableSecurities
Proceeds from sales and maturities of marketable investments | 60,112 us-gaap_ProceedsFromSaleAndMaturityOfMarketableSecurities | 105,086 us-gaap_ProceedsFromSaleAndMaturityOfMarketableSecurities | 91,335 us-gaap_ProceedsFromSaleAndMaturityOfMarketableSecurities
Change in restricted cash |  |  | 946 us-gaap_IncreaseDecreaseInRestrictedCash
Other investing activity | 1,542 us-gaap_PaymentsForProceedsFromOtherInvestingActivities | 264 us-gaap_PaymentsForProceedsFromOtherInvestingActivities | 167 us-gaap_PaymentsForProceedsFromOtherInvestingActivities
Net cash provided by (used in) investing activities | 24,765 us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations | 57,556 us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations | (4,076)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
Cash flows from financing activities: |  |  |
Dividends paid on common stock | (11,962)us-gaap_PaymentsOfDividendsCommonStock | (12,394)us-gaap_PaymentsOfDividendsCommonStock | (12,588)us-gaap_PaymentsOfDividendsCommonStock
Repurchases of common stock | (73,166)us-gaap_PaymentsForRepurchaseOfCommonStock | (118,210)us-gaap_PaymentsForRepurchaseOfCommonStock | (29,843)us-gaap_PaymentsForRepurchaseOfCommonStock
Proceeds from issuance of common stock under employee equity incentive plans | 8,969 us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions | 17,387 us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions | 11,215 us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions
Excess tax benefits from stock-based compensation | 244 us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities | 737 us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities | 345 us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
Payment of deferred acquisition consideration |  | (900)us-gaap_PaymentsOfMergerRelatedCostsFinancingActivities | (864)us-gaap_PaymentsOfMergerRelatedCostsFinancingActivities
Net cash used in financing activities | (75,915)us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations | (113,380)us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations | (31,735)us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
Effect of exchange rate changes on cash and cash equivalents | (2,127)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents | 433 us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents | 427 us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
Net increase (decrease) in cash and cash equivalents | (24,482)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | (24,678)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | 17,763 us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and cash equivalents, beginning of year | 74,132 us-gaap_CashAndCashEquivalentsAtCarryingValue | 98,810 us-gaap_CashAndCashEquivalentsAtCarryingValue | 81,047 us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and cash equivalents, end of year | 49,650 us-gaap_CashAndCashEquivalentsAtCarryingValue | 74,132 us-gaap_CashAndCashEquivalentsAtCarryingValue | 98,810 us-gaap_CashAndCashEquivalentsAtCarryingValue
Supplemental disclosure of cash flow information: |  |  |
Cash paid for income taxes | $ 14,180 us-gaap_IncomeTaxesPaidNet | $ 9,358 us-gaap_IncomeTaxesPaidNet | $ 7,102 us-gaap_IncomeTaxesPaidNet

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- Definition Amount of cash inflow (outflow) of investing activities, excluding 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, excluding 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 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 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 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 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 6: 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 7: 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 8: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 5 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 20 -Article 9 + Details
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- Definition The net cash outflow or inflow from other investing activities. This element is used when there is not a more specific and appropriate element in the taxonomy. + 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 8 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3095-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3098-108585 + Details
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- Definition The cash outflow to reacquire common stock during the period. + 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 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent 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 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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- Definition The cash outflow for financing costs associated with business combinations. + 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 15 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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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 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 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 total cash inflow associated with the amount received from holders to acquire the entity's shares under incentive and share awards, including stock option exercises. 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 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 aggregate amount received by the entity through sale or maturity of marketable securities (held-to-maturity or available-for-sale) during the period. + 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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