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Revenue (Tables) | 12 Months Ended
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Dec. 31, 2019
Revenue From Contract With Customer [Abstract] |
Schedule of Disaggregation of Revenue | The following table represents a disaggregation of revenue by timing of revenue:
|  | Year Ended December 31, |
|  | 2019 |  |  | 2018 |
Point-in-time |  | $ | 286,130 |  |  | $ | 257,124 |
Over-time |  |  | 19,766 |  |  |  | 16,660 |
Total revenue |  | $ | 305,896 |  |  | $ | 273,784 |
Schedule of Changes in Deferred Revenue | Changes in deferred revenue were as follows:
|  | Year Ended December 31, |
|  | 2019 |  |  | 2018 |
Balance, beginning of the period |  | $ | 8,080 |  |  | $ | 7,206 |
Deferred revenue assumed in Merger |  |  | 5,931 |  |  |  | — |
Deferral of revenue |  |  | 28,651 |  |  |  | 19,326 |
Recognition of deferred revenue |  |  | (27,569 | ) |  |  | (18,452 | )
Balance, ending of the period |  | $ | 15,093 |  |  | $ | 8,080 |

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- Definition Tabular disclosure of contract balances and changes in contract balances. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130551-203045 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -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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