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Goodwill and Intangible Assets - Summary of Intangible Assets (Detail) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Goodwill [Line Items]
Gross Value	$ 36,589	$ 14,728
Accumulated Amortization	(12,335)	(10,067)
Net Value	24,254	4,661
Customer Relationships [Member]
Goodwill [Line Items]
Gross Value	20,724	7,474
Accumulated Amortization	(5,072)	(4,283)
Net Value	15,652	3,191
Licensed Technology [Member]
Goodwill [Line Items]
Gross Value	5,900
Accumulated Amortization	(355)
Net Value	5,545
Developed Technology [Member]
Goodwill [Line Items]
Gross Value	5,435	5,524
Accumulated Amortization	(4,799)	(4,663)
Net Value	636	861
Intellectual Property [Member]
Goodwill [Line Items]
Gross Value	930	930
Accumulated Amortization	(930)	(852)
Net Value		78
Supplier Relationship [Member]
Goodwill [Line Items]
Gross Value	2,800
Accumulated Amortization	(758)
Net Value	2,042
Trade Names [Member]
Goodwill [Line Items]
Gross Value	100	100
Accumulated Amortization	(100)	(65)
Net Value		35
Patent [Member]
Goodwill [Line Items]
Gross Value	500	500
Accumulated Amortization	(140)	(89)
Net Value	360	411
Non-compete [Member]
Goodwill [Line Items]
Gross Value	200	200
Accumulated Amortization	(181)	(115)
Net Value	$ 19	$ 85

X

- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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-Topic 350
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-Section 50
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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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