Quarterly report pursuant to Section 13 or 15(d)

Statements of Cash Flows

v2.4.1.9
Statements of Cash Flows (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Cash flows from operating activities    
Net income $ 1,572us-gaap_NetIncomeLoss $ 888us-gaap_NetIncomeLoss
Adjustments to reconcile net income to net cash provided by (used in) operating activities:    
Depreciation and amortization 3,444us-gaap_DepreciationDepletionAndAmortization 2,658us-gaap_DepreciationDepletionAndAmortization
Loss on rental units 205us-gaap_GainLossOnSaleOfPropertyPlantEquipment 338us-gaap_GainLossOnSaleOfPropertyPlantEquipment
Provision for sales returns 966us-gaap_SalesReturnsAndAllowancesGoods 948us-gaap_SalesReturnsAndAllowancesGoods
Provision for doubtful accounts 297us-gaap_ProvisionForDoubtfulAccounts 196us-gaap_ProvisionForDoubtfulAccounts
Provision for rental revenue adjustments 2,481ingn_HealthCareOrganizationPatientServiceRevenueAdjustments 1,672ingn_HealthCareOrganizationPatientServiceRevenueAdjustments
Provision for inventory obsolescence 32us-gaap_InventoryWriteDown 26us-gaap_InventoryWriteDown
Provision for other inventory losses (9)us-gaap_ProvisionForOtherLosses  
Stock-based compensation expense 518us-gaap_ShareBasedCompensation 131us-gaap_ShareBasedCompensation
Decrease in fair value of preferred stock warrant liability   (36)us-gaap_FairValueAdjustmentOfWarrants
Deferred tax assets   58us-gaap_DeferredIncomeTaxExpenseBenefit
Excess tax benefits from stock-based compensation arrangements (1,818)us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities  
Changes in operating assets and liabilities:    
Accounts receivable (6,203)us-gaap_IncreaseDecreaseInAccountsReceivable (10,669)us-gaap_IncreaseDecreaseInAccountsReceivable
Inventories (199)us-gaap_IncreaseDecreaseInInventories (429)us-gaap_IncreaseDecreaseInInventories
Deferred costs of revenue 83us-gaap_IncreaseDecreaseInDeferredCharges 6us-gaap_IncreaseDecreaseInDeferredCharges
Income tax receivable 814us-gaap_IncreaseDecreaseInIncomeTaxesReceivable 87us-gaap_IncreaseDecreaseInIncomeTaxesReceivable
Prepaid expenses and other current assets (162)us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets (428)us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
Accounts payable and accrued expenses 2,975us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities 765us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
Accrued payroll 586us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities 1,386us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities
Warranty reserve 276us-gaap_ProductWarrantyAccrualPeriodIncreaseDecrease 112us-gaap_ProductWarrantyAccrualPeriodIncreaseDecrease
Deferred revenue 221us-gaap_IncreaseDecreaseInDeferredRevenue 556us-gaap_IncreaseDecreaseInDeferredRevenue
Income tax payable   432us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable
Other noncurrent liabilities (18)us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities (27)us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities
Net cash provided by (used in) operating activities 6,061us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations (1,330)us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
Cash flows from investing activities    
Investment in intangible assets (11)us-gaap_PaymentsToAcquireIntangibleAssets (169)us-gaap_PaymentsToAcquireIntangibleAssets
Production of rental equipment (3,477)ingn_PaymentToProduceRentalEquipment (2,890)ingn_PaymentToProduceRentalEquipment
Purchases of property and equipment (552)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment (169)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Net cash used in investing activities (4,040)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations (3,228)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
Cash flows from financing activities    
Proceeds from redeemable convertible preferred stock warrants and common stock warrants exercised   467us-gaap_ProceedsFromIssuanceOfPreferredStockPreferenceStockAndWarrants
Proceeds from stock options exercised 166us-gaap_ProceedsFromStockOptionsExercised 11us-gaap_ProceedsFromStockOptionsExercised
Proceeds from initial public offering   56,471us-gaap_ProceedsFromIssuanceInitialPublicOffering
Costs associated with initial public offering   (4,902)us-gaap_PaymentsOfStockIssuanceCosts
Proceeds from employee stock purchase 342us-gaap_ProceedsFromStockPlans  
Repayment of debt from investment in intangible assets (81)us-gaap_RepaymentsOfLongTermDebt (53)us-gaap_RepaymentsOfLongTermDebt
Repayment of borrowings   (1,407)us-gaap_RepaymentsOfDebt
Excess tax benefits from stock-based compensation arrangements 1,818us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities  
Net cash provided by financing activities 2,245us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations 50,587us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
Net increase in cash and cash equivalents 4,266us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease 46,029us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and cash equivalents, beginning of period 56,836us-gaap_CashAndCashEquivalentsAtCarryingValue 13,521us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and cash equivalents, end of period 61,102us-gaap_CashAndCashEquivalentsAtCarryingValue 59,550us-gaap_CashAndCashEquivalentsAtCarryingValue
Supplemental disclosures of cash flow information    
Cash paid during the period for interest 8us-gaap_InterestPaid 132us-gaap_InterestPaid
Cash paid during the period for income taxes 33us-gaap_IncomeTaxesPaid 39us-gaap_IncomeTaxesPaid
Non-cash transactions:    
Deemed dividend on redeemable convertible preferred stock   $ 987us-gaap_TemporaryEquityAccretionOfDividends