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Entity Level Information - Summary of Revenue by Region (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018
Revenues From External Customers And Long Lived Assets [Line Items] |  |
Revenue | $ 116,251 | $ 135,665
U.S [Member] |  |
Revenues From External Customers And Long Lived Assets [Line Items] |  |
Revenue | 90,597 | 105,881
Canada and Latin America [Member] |  |
Revenues From External Customers And Long Lived Assets [Line Items] |  |
Revenue | 17,400 | 14,405
Europe and Middle East [Member] |  |
Revenues From External Customers And Long Lived Assets [Line Items] |  |
Revenue | 5,308 | 10,158
Asia Pacific [Member] |  |
Revenues From External Customers And Long Lived Assets [Line Items] |  |
Revenue | $ 2,946 | $ 5,221

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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + 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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