XML 25 R52.htm IDEA: XBRL DOCUMENT v2.4.1.9
Accumulated other comprehensive income - Components of Changes in Accumulated Other Comprehensive Income (Parenthetical) (Detail) (USD $)
 3 Months Ended
Mar. 31, 2014
Foreign Currency Translation Adjustments [Member]  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Deferred taxes recognized on related foreign currency translation adjustment $ 0us-gaap_DeferredForeignIncomeTaxExpenseBenefit
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedTranslationAdjustmentMember
Foreign Currency Translation Adjustments [Member] | Cross-currency swap and warrants [Member]  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Unrealized gain on derivative instrument, taxes (benefit) 25,000us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent
/ us-gaap_DerivativeInstrumentRiskAxis
= ofix_CrossCurrencySwapAndWarrantsMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedTranslationAdjustmentMember
Change in Fair Value [Member] | Cross-currency swap and warrants [Member]  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Unrealized gain on derivative instrument, taxes (benefit) 25,000us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent
/ us-gaap_DerivativeInstrumentRiskAxis
= ofix_CrossCurrencySwapAndWarrantsMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember
Accumulated Other Comprehensive Income [Member] | Cross-currency swap and warrants [Member]  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Unrealized gain on derivative instrument, taxes (benefit) $ 25,000us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent
/ us-gaap_DerivativeInstrumentRiskAxis
= ofix_CrossCurrencySwapAndWarrantsMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember