Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations (Details)

v3.10.0.1
Discontinued Operations (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Nov. 01, 2017
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Jun. 28, 2017
Discontinued Operations and Disposal Groups [Abstract]            
Shares of Granite Point Mortgage Trust Inc. common stock received in exchange for contribution (in shares)           33,100,000
Ownership percentage in Granite Point Mortgage Trust Inc.           76.50%
Number of shares of common stock of Granite Point Mortgage Trust Inc distributed via special dividend (in shares) 33,100,000          
Disposal Group, Including Discontinued Operation, Balance Sheet Disclosures [Abstract]            
Commercial real estate assets $ 2,233,080          
Available-for-sale securities, at fair value 12,814          
Cash and cash equivalents 84,183          
Restricted cash 2,838          
Accrued interest receivable 6,588          
Other assets 22,774          
Total Assets 2,362,277          
Repurchase agreements 1,516,294          
Dividends payable 48          
Other liabilities 10,337          
Total Liabilities $ 1,526,679          
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]            
Commercial real estate assets   $ 0 $ 25,840 $ 0 $ 49,410  
Available-for-sale securities   0 256 0 502  
Other   0 4 0 6  
Total interest income   0 26,100 0 49,918  
Interest expense   0 7,773 0 13,879  
Net interest income   0 18,327 0 36,039  
Management fees   0 1,925 0 3,587  
Servicing expenses   0 307 0 629  
Other operating expenses   0 1,900 0 4,173  
Total expenses   0 4,132 0 8,389  
Income from discontinued operations before income taxes   0 14,195 0 27,650  
Benefit from income taxes   0 (2) 0 (1)  
Income from discontinued operations, net of tax   0 14,197 0 27,651  
Income from discontinued operations attributable to noncontrolling interest   0 40 0 40  
Income from discontinued operations attributable to common stockholders   $ 0 $ 14,157 $ 0 $ 27,611