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Intangible Assets - Amortized Intangible Assets (Detail) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | $ 73,675 | $ 93,474
Accumulated Amortization | 58,120 | 53,984
Intangible Assets, Net (Including Goodwill) | 15,555 |
Net Carrying Value | 15,555 | 39,490
In Process Research and Development [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value |  | 8,200
Indefinite-lived Intangible Assets Acquired |  | 8,200
Distribution Networks [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 38,060 | 38,060
Accumulated Amortization | 38,060 | 38,060
Net Carrying Value | 0 | 0
Completed Technologies [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 24,217 | 31,987
Accumulated Amortization | 12,397 | 9,160
Net Carrying Value | 11,820 | 22,827
Customer Relationships [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 10,578 | 14,407
Accumulated Amortization | 7,160 | 6,402
Net Carrying Value | 3,418 | 8,005
In Process Research and Development [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Accumulated Amortization |  | 0
Non-compete agreements |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 710 |
Accumulated Amortization | 436 |
Net Carrying Value | 274 |
Trademarks [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 110 | 110
Accumulated Amortization | 67 | 12
Net Carrying Value | $ 43 | 98
Non-compete Agreements [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value |  | 710
Accumulated Amortization |  | 350
Net Carrying Value |  | $ 360

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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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- Definition Carrying amount of finite-lived intangible assets, indefinite-lived intangible assets and goodwill. Goodwill is an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Intangible assets are assets, not including financial assets, lacking physical substance. + References No definition available. + Details
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