Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2021 |
Mar. 31, 2020 |
|
| Disaggregation of Revenue [Line Items] | ||
| Revenue | $ 30,336 | $ 24,481 |
| Europe | ||
| Disaggregation of Revenue [Line Items] | ||
| Revenue | 12,693 | 9,779 |
| Latin America | ||
| Disaggregation of Revenue [Line Items] | ||
| Revenue | 8,001 | 7,141 |
| Asia-Pacific/Middle East | ||
| Disaggregation of Revenue [Line Items] | ||
| Revenue | 9,495 | 7,471 |
| Other | ||
| Disaggregation of Revenue [Line Items] | ||
| Revenue | $ 147 | $ 90 |