Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Equity-Based Compensation (Details)

v3.20.4
Summary of Significant Accounting Policies - Equity-Based Compensation (Details) - 2013 Plan - Restricted Stock Units
12 Months Ended
Dec. 31, 2020
Minimum  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Performance target rate 0.00%
Maximum  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Performance target rate 200.00%