Annual report pursuant to Section 13 and 15(d)

Consolidated Balance Sheets (Parenthetical)

v3.10.0.1
Consolidated Balance Sheets (Parenthetical) - $ / shares
Dec. 31, 2018
Dec. 31, 2017
Stockholders’ equity:    
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized 300,000,000 300,000,000
Common stock, shares outstanding 227,582,575 201,836,172
6.125% senior unsecured notes due 2024    
LIABILITIES AND STOCKHOLDERS’ EQUITY    
Debt instrument, interest rate, stated (as a percent) 6.125%  
6.375% senior unsecured notes due 2026    
LIABILITIES AND STOCKHOLDERS’ EQUITY    
Debt instrument, interest rate, stated (as a percent) 6.375%  
Series A Preferred Stock    
Stockholders’ equity:    
Preferred stock, par value (in dollars per share) $ 0.01 $ 0.01
Preferred stock, liquidation preference (in dollars per share) $ 50.00 $ 50.00
Preferred stock, shares authorized 2,500,000 2,500,000
Preferred stock, shares outstanding (in shares) 1,458,948 1,458,948