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Business segment information - Additional Information (Detail) (Segment [Member]) | 12 Months Ended
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Dec. 31, 2012 BS
Segment [Member] |
Product Type Reporting Information [Line Items] |
Number of GBUs | 2

X
- Definition The number of Global Business Units of the entity. + References No definition available. + Details
Name: | ofix_NumberOfGlobalBusinessUnits
Namespace Prefix: | ofix_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ofix_ProductTypeReportingInformationLineItems
Namespace Prefix: | ofix_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration