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Goodwill and Intangible Assets - Summary of Intangible Assets (Detail) - USD ($) $ in Thousands | Sep. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Goodwill [Line Items] |  |
Gross Value | $ 19,450 | $ 18,653
Accumulated Amortization | (14,349) | (11,386)
Net Value | 5,101 | 7,267
Customer Relationships [Member] |  |
Goodwill [Line Items] |  |
Gross Value | 7,400 | 6,899
Accumulated Amortization | (4,042) | (3,208)
Net Value | 3,358 | 3,691
Developed Technology [Member] |  |
Goodwill [Line Items] |  |
Gross Value | 6,740 | 6,444
Accumulated Amortization | (5,789) | (5,061)
Net Value | 951 | 1,383
Intellectual Property [Member] |  |
Goodwill [Line Items] |  |
Gross Value | 2,340 | 2,340
Accumulated Amortization | (2,229) | (2,129)
Net Value | 111 | 211
Supply Agreement [Member] |  |
Goodwill [Line Items] |  |
Gross Value | 1,400 | 1,400
Accumulated Amortization | (1,400) | (544)
Net Value |  | 856
License [Member] |  |
Goodwill [Line Items] |  |
Gross Value | 500 | 500
Accumulated Amortization | (403) | (113)
Net Value | 97 | 387
Trade Names [Member] |  |
Goodwill [Line Items] |  |
Gross Value | 370 | 370
Accumulated Amortization | (322) | (285)
Net Value | 48 | 85
Patent [Member] |  |
Goodwill [Line Items] |  |
Gross Value | 500 | 500
Accumulated Amortization | (71) | (20)
Net Value | 429 | 480
Non-compete [Member] |  |
Goodwill [Line Items] |  |
Gross Value | 200 | 200
Accumulated Amortization | (93) | (26)
Net Value | $ 107 | $ 174

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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=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/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=66006027&loc=d3e16323-109275 + Details
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- Definition Amount after 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=66006027&loc=d3e16323-109275 + Details
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