Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity Common Stock Rollforward (Details)

v3.21.2
Stockholders' Equity Common Stock Rollforward (Details) - shares
 3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
Increase (Decrease) in Common Stock Outstanding [Roll Forward]            
Common shares outstanding at beginning of period (in shares)     273,718,537      
Number of shares of common stock repurchased during period (in shares) 0 0 0 (105,300)    
Common shares outstanding at end of period (in shares) 273,718,311   273,718,311      
Restricted Stock Units (RSUs)            
Increase (Decrease) in Common Stock Outstanding [Roll Forward]            
Number of nonvested restricted common shares outstanding (in shares) 1,336,717 0 1,336,717 0 0 0
Number of equity awards granted during period under equity incentive plans (in shares)     1,336,717 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 plans (in shares)     1,189,518      
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)     27,018 36,761    
Number of shares of restricted common stock issued during period (in shares)     (12,589) 832,867    
Number of shares of common stock repurchased during period (in shares)     0 (105,300)    
Common shares outstanding at end of period (in shares) 273,718,311 273,700,059 273,718,311 273,700,059