Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity Common Stock Rollforward (Details)

v3.21.1
Stockholders' Equity Common Stock Rollforward (Details) - shares
 3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Increase (Decrease) in Common Stock Outstanding [Roll Forward]        
Common shares outstanding at beginning of period (in shares) 273,703,882      
Number of shares of common stock repurchased during period (in shares) 0 (105,300)    
Common shares outstanding at end of period (in shares) 273,718,537      
Restricted Stock Units (RSUs)        
Increase (Decrease) in Common Stock Outstanding [Roll Forward]        
Number of nonvested restricted common shares outstanding (in shares) 612,596 0 0 0
Number of equity awards granted during period under equity incentive plan (in shares) 612,596 0    
Key Employees [Member] | Restricted Stock Units (RSUs)        
Increase (Decrease) in Common Stock Outstanding [Roll Forward]        
Number of equity awards granted during period under equity incentive plan (in shares) 612,596      
Common Stock [Member]        
Increase (Decrease) in Common Stock Outstanding [Roll Forward]        
Common shares outstanding at beginning of period (in shares) 273,703,882 272,935,731    
Number of shares of stock issued during period (in shares) 14,655 16,498    
Number of shares of restricted common stock issued during period (in shares) 0 681,314    
Number of shares of common stock repurchased during period (in shares) 0 (105,300)    
Common shares outstanding at end of period (in shares) 273,718,537 273,528,243