Income Taxes - Reconciliation of Total Amounts of Unrecognized Tax Benefits (Details) $ in Thousands |
12 Months Ended |
|---|---|
|
Dec. 31, 2019
USD ($)
| |
| Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] | |
| Unrecognized tax benefits, beginning of the year | $ 532 |
| Gross increases in tax positions from prior periods | 200 |
| Unrecognized tax benefits, end of year | $ 732 |