Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity Common Stock Rollforward (Details)

v3.19.3
Stockholders' Equity Common Stock Rollforward (Details) - shares
 1 Months Ended 3 Months Ended 9 Months Ended
Mar. 22, 2019
Jul. 31, 2018
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Dec. 31, 2017
Increase (Decrease) in Common Stock Outstanding [Roll Forward]                
Common shares outstanding at beginning of period (in shares)         248,085,721      
Number of shares of common stock repurchased during period (in shares)     (1,500) 0 (1,500) 0    
Common shares outstanding at end of period (in shares)     272,895,402   272,895,402      
Number of nonvested restricted common shares outstanding (in shares)     1,202,252 1,593,701 1,202,252 1,593,701 1,593,701 1,284,010
Common Stock [Member]                
Increase (Decrease) in Common Stock Outstanding [Roll Forward]                
Common shares outstanding at beginning of period (in shares)         248,085,721 174,496,587    
Number of shares of stock issued during period (in shares) 18,000,000 72,600,000     24,399,107 72,608,932    
Number of shares of restricted common stock issued during period (in shares)         412,074 972,651    
Number of shares of common stock repurchased during period (in shares)         (1,500)      
Common shares outstanding at end of period (in shares)     272,895,402 248,078,170 272,895,402 248,078,170