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Etratech Acquisition - Summary of Property and Equipment (Detail) - Etratech Inc. - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2018 | Nov. 01, 2017
Property Plant And Equipment [Line Items] |  |
Property and equipment |  | $ 6,205
Leasehold improvements |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, Useful life | 10 years |
Property and equipment | $ 342 |
Machinery and equipment |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment | $ 5,248 |
Machinery and equipment | Minimum |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, Useful life | 4 years |
Machinery and equipment | Maximum |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, Useful life | 11 years |
Furniture and fittings |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, Useful life | 4 years |
Property and equipment | $ 230 |
Motor vehicles |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, Useful life | 3 years |
Property and equipment | $ 25 |
Computer hardware and software |  |
Property Plant And Equipment [Line Items] |  |
Property and equipment, Useful life | 1 year |
Property and equipment | $ 360 |

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- Definition The amount of property, plant, and equipment recognized as of the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=84160947&loc=d3e2207-128464 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
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