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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 (loss) income $ (8,537)us-gaap_NetIncomeLoss $ (28,812)us-gaap_NetIncomeLoss $ 42,852us-gaap_NetIncomeLoss
Adjustments to reconcile net (loss) income to net cash provided by operating activities:      
Depreciation and amortization 22,878ofix_DepreciationDepletionAndAmortizationIncludingPortionFromDiscontinuedOperations 22,822ofix_DepreciationDepletionAndAmortizationIncludingPortionFromDiscontinuedOperations 20,732ofix_DepreciationDepletionAndAmortizationIncludingPortionFromDiscontinuedOperations
Amortization of debt costs 726us-gaap_AmortizationOfFinancingCosts 720us-gaap_AmortizationOfFinancingCosts 1,737us-gaap_AmortizationOfFinancingCosts
Amortization of exclusivity agreements 1,929ofix_AmortizationOfExclusivityAgreements 1,546ofix_AmortizationOfExclusivityAgreements 1,289ofix_AmortizationOfExclusivityAgreements
Provision for doubtful accounts 938us-gaap_ProvisionForDoubtfulAccounts 4,590us-gaap_ProvisionForDoubtfulAccounts 2,212us-gaap_ProvisionForDoubtfulAccounts
Deferred income taxes (7,053)us-gaap_DeferredIncomeTaxExpenseBenefit 2,829us-gaap_DeferredIncomeTaxExpenseBenefit 3,771us-gaap_DeferredIncomeTaxExpenseBenefit
Share-based compensation 5,724us-gaap_ShareBasedCompensation 6,267us-gaap_ShareBasedCompensation 6,303us-gaap_ShareBasedCompensation
Impairment of goodwill and certain assets 966us-gaap_GoodwillAndIntangibleAssetImpairment 19,193us-gaap_GoodwillAndIntangibleAssetImpairment  
Gain on sale of Breg, Inc., net of tax     (1,345)us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax
Excess income tax benefit on employee stock-based awards (206)us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities (82)us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities (1,020)us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
Other 821us-gaap_OtherNoncashIncomeExpense 4,536us-gaap_OtherNoncashIncomeExpense 4,798us-gaap_OtherNoncashIncomeExpense
Changes in operating assets and liabilities, net of effect of dispositions:      
Trade accounts receivable 6,138us-gaap_IncreaseDecreaseInAccountsReceivable 28,562us-gaap_IncreaseDecreaseInAccountsReceivable (11,128)us-gaap_IncreaseDecreaseInAccountsReceivable
Inventories 8,109us-gaap_IncreaseDecreaseInInventories (3,213)us-gaap_IncreaseDecreaseInInventories (384)us-gaap_IncreaseDecreaseInInventories
Escrow receivable     41,537us-gaap_IncreaseDecreaseInSecurityDeposits
Prepaid expenses and other current assets 5,100ofix_IncreaseDecreaseInPrepaidExpenseAndOtherCurrentAssets 8,764ofix_IncreaseDecreaseInPrepaidExpenseAndOtherCurrentAssets (14,575)ofix_IncreaseDecreaseInPrepaidExpenseAndOtherCurrentAssets
Trade accounts payable (6,451)us-gaap_IncreaseDecreaseInAccountsPayable (2,280)us-gaap_IncreaseDecreaseInAccountsPayable 4,575us-gaap_IncreaseDecreaseInAccountsPayable
Charges related to U.S. Government resolutions     (83,178)us-gaap_IncreaseDecreaseInAccruedLiabilities
Other current liabilities 5,456us-gaap_IncreaseDecreaseInOtherCurrentLiabilities 6,969us-gaap_IncreaseDecreaseInOtherCurrentLiabilities (5,239)us-gaap_IncreaseDecreaseInOtherCurrentLiabilities
Other long-term assets (734)us-gaap_IncreaseDecreaseInOtherNoncurrentAssets (5,329)us-gaap_IncreaseDecreaseInOtherNoncurrentAssets (3,391)us-gaap_IncreaseDecreaseInOtherNoncurrentAssets
Other long-term liabilities 15,154us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities (40)us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities 616us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities
Net cash provided by operating activities 50,958us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations 67,042us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations 10,162us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
Cash flows from investing activities:      
Capital expenditures for property, plant and equipment (18,069)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment (24,787)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment (27,994)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Capital expenditures for intangible assets (456)us-gaap_PaymentsToAcquireIntangibleAssets (4,891)us-gaap_PaymentsToAcquireIntangibleAssets (780)us-gaap_PaymentsToAcquireIntangibleAssets
Purchase of other investments (1,457)us-gaap_PaymentsToAcquireOtherInvestments (1,374)us-gaap_PaymentsToAcquireOtherInvestments (714)us-gaap_PaymentsToAcquireOtherInvestments
Proceeds from sale of other investments 32us-gaap_ProceedsFromSaleOfOtherInvestments   878us-gaap_ProceedsFromSaleOfOtherInvestments
Net proceeds from sale of Breg, Inc.     153,773us-gaap_ProceedsFromSaleOfLongtermInvestments
Net cash (used in) provided by investing activities (19,950)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations (31,052)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations 125,163us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
Cash flows from financing activities:      
Net proceeds from issuance of common shares 10,462us-gaap_ProceedsFromIssuanceOfCommonStock 3,450us-gaap_ProceedsFromIssuanceOfCommonStock 25,586us-gaap_ProceedsFromIssuanceOfCommonStock
Repayments of long-term debt (20,000)us-gaap_RepaymentsOfSecuredDebt (16)us-gaap_RepaymentsOfSecuredDebt (188,695)us-gaap_RepaymentsOfSecuredDebt
Repayment of bank borrowings, net     (1,297)us-gaap_ProceedsFromRepaymentsOfShortTermDebt
Changes in restricted cash (10,662)us-gaap_ProceedsFromRepaymentsOfRestrictedCashFinancingActivities (2,375)us-gaap_ProceedsFromRepaymentsOfRestrictedCashFinancingActivities 25,799us-gaap_ProceedsFromRepaymentsOfRestrictedCashFinancingActivities
Purchase of common stock   (39,494)us-gaap_PaymentsForRepurchaseOfCommonStock  
Excess income tax benefit on employee stock-based awards 206us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities 82us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities 1,020us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
Net cash used in financing activities (19,994)us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations (38,353)us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations (137,587)us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
Effect of exchange rate changes on cash (3,123)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations 520us-gaap_EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations 286us-gaap_EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations
Net increase (decrease) in cash and cash equivalents 7,891us-gaap_NetCashProvidedByUsedInContinuingOperations (1,843)us-gaap_NetCashProvidedByUsedInContinuingOperations (1,976)us-gaap_NetCashProvidedByUsedInContinuingOperations
Cash and cash equivalents at the beginning of the year 28,924us-gaap_CashAndCashEquivalentsAtCarryingValue 30,767us-gaap_CashAndCashEquivalentsAtCarryingValue 32,743us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and cash equivalents at the end of the year 36,815us-gaap_CashAndCashEquivalentsAtCarryingValue 28,924us-gaap_CashAndCashEquivalentsAtCarryingValue 30,767us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash paid during the year for:      
Interest 1,315us-gaap_InterestPaidNet 2,046us-gaap_InterestPaidNet 4,569us-gaap_InterestPaidNet
Income taxes $ 2,222us-gaap_IncomeTaxesPaid $ 8,773us-gaap_IncomeTaxesPaid $ 18,268us-gaap_IncomeTaxesPaid