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Goodwill and Intangible Assets - Other Intangible Assets (Details) - USD ($) $ in Thousands | Jun. 30, 2020 | Dec. 31, 2019
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Other |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 119,643 | $ 131,390
Accumulated Amortization | (59,926) | (65,607)
Net Carrying Amount | 59,717 | 65,783
Patents |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 24,492 | 22,703
Accumulated Amortization | (7,863) | (6,863)
Net Carrying Amount | 16,629 | 15,840
Distribution agreements |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 5,754 | 8,012
Accumulated Amortization | (4,723) | (6,794)
Net Carrying Amount | 1,031 | 1,218
License agreements |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 21,957 | 26,987
Accumulated Amortization | (8,698) | (12,746)
Net Carrying Amount | 13,259 | 14,241
Trademarks |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 30,242 | 30,240
Accumulated Amortization | (10,936) | (9,477)
Net Carrying Amount | 19,306 | 20,763
Covenants not to compete |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount |  | 964
Accumulated Amortization |  | (964)
Customer Lists |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 34,698 | 39,984
Accumulated Amortization | (27,706) | (28,763)
Net Carrying Amount | 6,992 | 11,221
In-process technology |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 2,500 | 2,500
Net Carrying Amount | $ 2,500 | $ 2,500

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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/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&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/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 928 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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