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Goodwill and Intangible Assets - Other Intangible Assets (Details) - USD ($) $ in Thousands | Mar. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Other |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 68,246 | $ 66,096
Accumulated Amortization | (27,605) | (26,603)
Net Carrying Amount | 40,641 | 39,493
Patents |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 12,496 | 12,014
Accumulated Amortization | (2,691) | (2,595)
Net Carrying Amount | 9,805 | 9,419
Distribution agreements |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 5,626 | 5,626
Accumulated Amortization | (3,000) | (2,853)
Net Carrying Amount | 2,626 | 2,773
License agreements |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 19,639 | 19,109
Accumulated Amortization | (2,616) | (2,438)
Net Carrying Amount | 17,023 | 16,671
Trademarks |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 7,974 | 7,259
Accumulated Amortization | (2,702) | (2,554)
Net Carrying Amount | 5,272 | 4,705
Covenants not to compete |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 1,028 | 1,028
Accumulated Amortization | (886) | (873)
Net Carrying Amount | 142 | 155
Customer lists |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 21,216 | 20,793
Accumulated Amortization | (15,443) | (15,023)
Net Carrying Amount | 5,773 | 5,770
Royalty agreements |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 267 | 267
Accumulated Amortization | (267) | (267)
Net Carrying Amount | $ 0 | $ 0

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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