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Goodwill (Tables) | 12 Months Ended
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Dec. 31, 2017
Goodwill And Intangible Assets Disclosure [Abstract] |
Schedule of Net Carrying Amount of Goodwill | The following table presents the net carrying value of goodwill by reportable segment:
|  | December 31, |
(U.S. Dollars, in thousands) |  | 2017 |  |  | 2016 |
BioStim |  | $ | 42,678 |  |  | $ | 42,678 |
Extremity Fixation |  |  | — |  |  |  | — |
Spine Fixation |  |  | — |  |  |  | — |
Biologics |  |  | 10,887 |  |  |  | 10,887 |
Goodwill |  | $ | 53,565 |  |  | $ | 53,565 |

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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 + Details
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