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Business Segment Information - Additional Information (Detail) | 3 Months Ended
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Mar. 31, 2013 Segment
Segment Reporting [Abstract] |
Number of global business units | 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: | us-gaap_SegmentReportingAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration