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Patents and other intangible assets (Tables) | 12 Months Ended
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Dec. 31, 2012
Schedule of Patents and Other Intangible Assets |
|  | December 31, |
(US$ in thousands) |  | 2012 |  |  | 2011 |
Cost |  |  |  |  |  |  |  |
Patents |  | $ | 37,695 |  |  | $ | 37,683 |
Trademarks—definite lived |  |  | 657 |  |  |  | 545 |
|  |  | 38,352 |  |  |  | 38,228 |
Accumulated amortization |  |  |  |  |  |  |  |
Patents |  |  | (31,045 | ) |  |  | (29,611 | )
Trademarks—definite lived |  |  | (427 | ) |  |  | (381 | )
|  |  | (31,472 | ) |  |  | (29,992 | )
Patents and other intangible assets, net |  | $ | 6,880 |  |  | $ | 8,236 |

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- Definition Tabular disclosure of finite lived and indefinite lived intangibles assets, in total and by major class, including the gross carrying amount and accumulated amortization. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company. + References No definition available. + Details
Name: | ofix_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTableTextBlock
Namespace Prefix: | ofix_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration