Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Equity Incentive Plan (Details)

v3.21.2
Stockholders' Equity - Equity Incentive Plan (Details) - Two Thousand Fifteen Incentive Plan
9 Months Ended
Sep. 30, 2021
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized 2,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period 10 years
Options  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based Compensation Arrangement by Share-based Payment Award, Terms of Award 10 years