Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Recently Issued Accounting Pronouncements (Details)

v3.20.4
Summary of Significant Accounting Policies - Recently Issued Accounting Pronouncements (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Jan. 01, 2020
Dec. 31, 2019
New Accounting Pronouncement, Early Adoption [Line Items]      
Accumulated deficit $ (204,112)   $ (169,786)
Adoption of ASU 2016-13, net of tax effect      
New Accounting Pronouncement, Early Adoption [Line Items]      
Accumulated deficit   $ 17,000