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Long-Term Debt - Additional Information (Detail) | 12 Months Ended |  |  | 1 Months Ended | 12 Months Ended |  |  | 12 Months Ended |  | 0 Months Ended | 1 Months Ended | 12 Months Ended |  | 12 Months Ended |  |
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Dec. 31, 2013 USD ($) | Dec. 31, 2012 USD ($) | Dec. 31, 2011 USD ($) | Dec. 31, 2013 EUR (€) | Dec. 31, 2012 EUR (€) | Sep. 30, 2012 Revolving Credit Facility [Member] USD ($) | Jun. 30, 2012 Revolving Credit Facility [Member] USD ($) | May 31, 2012 Revolving Credit Facility [Member] USD ($) | Dec. 31, 2013 Revolving Credit Facility [Member] USD ($) | Dec. 31, 2012 Revolving Credit Facility [Member] USD ($) | Aug. 30, 2010 Revolving Credit Facility [Member] USD ($) | Dec. 31, 2013 Revolving Credit Facility [Member] LIBOR [Member] | Dec. 31, 2012 Revolving Credit Facility [Member] LIBOR [Member] | Jan. 15, 2015 Subsequent Event [Member] Revolving Credit Facility [Member] USD ($) | Aug. 30, 2010 Term Loan Facility [Member] USD ($) | May 31, 2012 Term Loan Facility [Member] USD ($) | Dec. 31, 2013 Term Loan Facility [Member] USD ($) | Dec. 31, 2012 Term Loan Facility [Member] USD ($) | Dec. 31, 2013 Term Loan Facility [Member] Base rate [Member] Maximum [Member] | Dec. 31, 2013 New Credit Agreement [Member] LIBOR [Member] Maximum [Member] | Dec. 31, 2013 New Credit Agreement [Member] Base rate [Member] Maximum [Member] | Dec. 31, 2013 Prior Credit Agreement [Member] LIBOR [Member] | Dec. 31, 2012 Prior Credit Agreement [Member] LIBOR [Member]
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument term (in years) |  |  |  |  |  |  |  |  | 5 years |  |  |  |  |  |  |  | 5 years |  |  |  |  |  |
Maximum borrowing capacity | $ 8,000,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity | $ 7,600,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity |  | € 5,800,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity | € 5,800,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity |  |  |  |  |  | $ 200,000,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000,000 us-gaap_ProceedsFromIssuanceOfSecuredDebt / us-gaap_LongtermDebtTypeAxis = ofix_TermLoanFacilityMember |  |  |  |  |  |  |  |
Maximum additional borrowing capacity available |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000,000 ofix_LineOfCreditFacilityMaximumPotentialIncreaseToBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |  |  |  |  |  |  |
Repayment of debt obligation | 16,000 us-gaap_RepaymentsOfSecuredDebt | 188,695,000 us-gaap_RepaymentsOfSecuredDebt | 7,500,000 us-gaap_RepaymentsOfSecuredDebt |  |  |  |  |  |  |  |  |  |  |  |  | 87,500,000 us-gaap_RepaymentsOfSecuredDebt / us-gaap_LongtermDebtTypeAxis = ofix_TermLoanFacilityMember | 87,500,000 us-gaap_RepaymentsOfSecuredDebt / us-gaap_LongtermDebtTypeAxis = ofix_TermLoanFacilityMember |  |  |  |  |  |
Repayment of debt obligation |  |  |  |  |  | 20,000,000 us-gaap_RepaymentsOfLongTermLinesOfCredit / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember | 20,000,000 us-gaap_RepaymentsOfLongTermLinesOfCredit / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember | 57,500,000 us-gaap_RepaymentsOfLongTermLinesOfCredit / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember | 57,500,000 us-gaap_RepaymentsOfLongTermLinesOfCredit / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount outstanding | 0 us-gaap_LineOfCreditFacilityAmountOutstanding | 100,000 us-gaap_LineOfCreditFacilityAmountOutstanding |  |  |  |  |  |  | 20,000,000 us-gaap_LineOfCreditFacilityAmountOutstanding / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember | 20,000,000 us-gaap_LineOfCreditFacilityAmountOutstanding / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |  |  |  |  |  |  |  |  |  |  |  |  |
Margin on variable rate |  |  |  |  |  |  |  |  |  |  |  | 2.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember / us-gaap_DebtInstrumentAxis = ofix_DebtInstrumentVariableRateBaseLiborMember | 2.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember / us-gaap_DebtInstrumentAxis = ofix_DebtInstrumentVariableRateBaseLiborMember |  |  |  |  |  |  | 3.25%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DebtInstrumentAxis = ofix_DebtInstrumentVariableRateBaseLiborMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember / us-gaap_RangeAxis = us-gaap_MaximumMember | 2.25%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / us-gaap_DebtInstrumentAxis = ofix_DebtInstrumentVariableRateBaseMember / us-gaap_LongtermDebtTypeAxis = us-gaap_LineOfCreditMember / us-gaap_RangeAxis = us-gaap_MaximumMember |  |
Variable rate basis |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | LIBOR |  |  |  |
Effective interest rate (as a Percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.70%us-gaap_DebtInstrumentInterestRateEffectivePercentage / us-gaap_DebtInstrumentAxis = ofix_DebtInstrumentVariableRateBaseLiborMember / us-gaap_LongtermDebtTypeAxis = ofix_PreviouslyExistingCreditAgreementMember | 2.70%us-gaap_DebtInstrumentInterestRateEffectivePercentage / us-gaap_DebtInstrumentAxis = ofix_DebtInstrumentVariableRateBaseLiborMember / us-gaap_LongtermDebtTypeAxis = ofix_PreviouslyExistingCreditAgreementMember
Revolving credit facility due date |  |  |  |  |  |  |  |  | Aug. 30, 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount of restricted net assets | 168,500,000 us-gaap_AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries | 194,500,000 us-gaap_AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted cash | 23,761,000 us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue | 21,314,000 us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt issuance costs incurred |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,000,000 us-gaap_PaymentsOfDebtIssuanceCosts / us-gaap_LongtermDebtTypeAxis = ofix_TermLoanFacilityMember |  |  |  |  |  |
Write-off of debt issue costs |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 800,000 us-gaap_WriteOffOfDeferredDebtIssuanceCost / us-gaap_LongtermDebtTypeAxis = ofix_TermLoanFacilityMember |  |  |  |  |  |  |
Deferred debt issuance costs, net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,100,000 us-gaap_DeferredFinanceCostsNet / us-gaap_LongtermDebtTypeAxis = ofix_TermLoanFacilityMember | $ 1,800,000 us-gaap_DeferredFinanceCostsNet / us-gaap_LongtermDebtTypeAxis = ofix_TermLoanFacilityMember |  |  |  |  |

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- Definition Amount of restricted net assets of consolidated and unconsolidated subsidiaries as of the end of the most recently completed fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(e)(3)(ii)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph e -Subparagraph 3 -Article 4 + Details
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- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition For an unclassified balance sheet, the carrying amount (net of accumulated amortization) as of the balance sheet date of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings over the life of the debt instruments to which such costs pertain. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28555-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 17 -Article 5 + Details
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- Definition Amount borrowed under the credit facility as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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- Definition Date the credit facility terminates, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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- Definition The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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