Quarterly report pursuant to Section 13 or 15(d)

Equity Incentive Plan (Details)

v3.20.1
Equity Incentive Plan (Details) - $ / shares
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of restricted common shares reserved for issuance under equity incentive plan (in shares) 6,500,000  
Number of restricted common shares granted during period under equity incentive plan (in shares) 686,770 455,174
Weighted average grant date fair value of restricted common shares granted during period under equity incentive plan (in usd per share) $ 15.23 $ 14.40
Key Employees [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of restricted common shares granted during period under equity incentive plan (in shares) 686,770 455,174
Weighted average grant date fair value of restricted common shares granted during period under equity incentive plan (in usd per share) $ 15.23 $ 14.40
Award vesting period of restricted common shares granted during period under equity incentive plan 3 years