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Subsequent Events - Additional Information (Detail) - Subsequent Event [Member] - Spinal Kinetics [Member] | Apr. 30, 2018 USD ($)
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Subsequent Event [Line Items] |
Business acquisition date | Apr. 30, 2018
Purchase price paid at closing | $ 45,000,000
Milestone achievement period | 5 years
Maximum [Member] |
Subsequent Event [Line Items] |
Milestone payments | $ 60,000,000

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- Definition Future contingent milestone payments. + References No definition available. + Details
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Namespace Prefix: | ofix_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Milestone achievement period. + References No definition available. + Details
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Namespace Prefix: | ofix_
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Balance Type: | na
Period Type: | duration

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- Definition Date when the business acquisition agreement was executed, in CCYY-MM-DD format. + References No definition available. + Details
Name: | us-gaap_BusinessAcquisitionDateOfAcquisitionAgreement1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
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Balance Type: | credit
Period Type: | duration

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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration

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- Details
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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