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