Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands |
3 Months Ended | |
---|---|---|
Mar. 31, 2020 |
Mar. 31, 2019 |
|
Disaggregation of Revenue [Line Items] | ||
Revenue | $ 24,481 | $ 20,778 |
Europe | ||
Disaggregation of Revenue [Line Items] | ||
Revenue | 9,779 | 9,407 |
Latin America | ||
Disaggregation of Revenue [Line Items] | ||
Revenue | 7,141 | 6,167 |
Asia-Pacific/Middle East | ||
Disaggregation of Revenue [Line Items] | ||
Revenue | 7,471 | 4,946 |
Other | ||
Disaggregation of Revenue [Line Items] | ||
Revenue | $ 90 | $ 258 |