Quarterly report pursuant to Section 13 or 15(d)

EQUITY AND EARNINGS PER SHARE - Narrative (Details)

v3.19.3
EQUITY AND EARNINGS PER SHARE - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 23, 2019
Aug. 15, 2019
Jul. 02, 2019
Feb. 28, 2019
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Aug. 20, 2019
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]                    
Issuance of stock (in shares)       46,000,000.0            
Shares issued, price per share (in dollars per share)       $ 16.50            
Issuance of common stock       $ 751,700     $ 752,217 $ 492,285    
Options granted (in shares)             6,352,000      
Risk free interest rate   1.56% 1.91%              
Expected dividend rate   11.20% 9.73%              
Expected volatility rate   18.23% 17.95%              
Expected term (in years)   10 years 10 years              
Dividend declared per Share of Common Stock (in dollars per share) $ 0.50       $ 0.50 $ 0.50 $ 1.50 $ 1.50    
Dividends $ 207,800                  
Common stock, shares outstanding (in shares)         415,520,780   415,520,780   369,104,429  
Share price (in dollars per share)         $ 15.68   $ 15.68      
Diluted common stock equivalent, shares outstanding, adjustment (in shares)             150,699 1,463,258    
Sale of Stock, Number of Shares Issued in Transaction   11,300,000 6,200,000              
Issuance of common stock               $ 491,604    
Sale of Stock, Consideration Received on Transaction   $ 273,400 $ 150,000              
Stock Repurchase Program, Authorized Amount                   $ 200,000
Fortress-managed funds                    
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]                    
Common stock, shares outstanding (in shares)         2,400,000   2,400,000      
Share-based Payment Arrangement, Nonemployee                    
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]                    
Options granted (in shares)       4,600,000            
Stock issued for services, value (usd per share)       $ 3,800,000            
Risk free interest rate       2.40%            
Expected dividend rate       9.30%            
Expected volatility rate       19.26%            
Expected term (in years)       10 years            
7.50% Series A Fixed-to-Floating Rate Cumulative Redeemable Preferred Stock                    
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]                    
Dividend interest rate     7.50%       7.50%   7.50%  
Preferred Stock, Par or Stated Value Per Share     $ 0.01   $ 0.01   $ 0.01   $ 0.01  
Preferred Stock, Liquidation Preference Per Share     $ 25.00              
Preferred dividends declared (in dollars per share) $ 0.69                  
Preferred dividends $ 4,300                  
7.125% Series B Fixed-to-Floating Rate Cumulative Redeemable Preferred Stock                    
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]                    
Dividend interest rate   7.125%         7.125%   7.125%  
Preferred Stock, Par or Stated Value Per Share   $ 0.01     $ 0.01   $ 0.01   $ 0.01  
Preferred Stock, Liquidation Preference Per Share   $ 25.00                
Preferred dividends declared (in dollars per share) $ 0.45                  
Preferred dividends $ 5,000                  
Over-Allotment Option                    
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]                    
Sale of Stock, Number of Shares Issued in Transaction   1,100,000 600,000              
Issuance of common stock   $ 700 $ 500