Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Unrecognized Stock-Based Compensation Cost and Estimated Weighted Average Amortization Period (Details)

v3.20.1
Stock-Based Compensation - Unrecognized Stock-Based Compensation Cost and Estimated Weighted Average Amortization Period (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2020
USD ($)
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]  
Unrecognized Compensation Cost $ 11,410
Employee options  
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]  
Unrecognized Compensation Cost $ 11,392
Weighted Average Remaining Amortization Period (Years) 2 years 9 months 18 days
Nonemployee options  
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]  
Unrecognized Compensation Cost $ 18
Weighted Average Remaining Amortization Period (Years) 8 months 12 days