Income Taxes - Reconciliation of Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
---|---|---|---|
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
|
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] | |||
Unrecognized tax benefits-beginning of period | $ 178 | $ 182 | $ 191 |
Foreign currency adjustments | 17 | ||
Foreign currency adjustments | (4) | (9) | |
Unrecognized tax benefits-end of period | 195 | 178 | 182 |
Interest and penalties | $ 0 | $ 0 | $ 0 |