Quarterly report pursuant to Section 13 or 15(d)

Rollforward of Commercial Real Estate Assets (Details)

v3.8.0.1
Rollforward of Commercial Real Estate Assets (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Commercial Real Estate Assets [Abstract]          
Commercial real estate assets pledged as collateral for borrowings $ 2,030,703   $ 2,030,703   $ 1,357,874
Commercial Real Estate Assets [Roll Forward]          
Commercial real estate assets at beginning of period 1,782,749 $ 926,377 1,412,543 $ 660,953  
Originations, acquisitions and additional fundings 393,425 190,100 771,473 470,547  
Repayments (409) (908) (6,655) (15,295)  
Net (premium amortization) discount accretion 6 64 (11) 204  
Increase in net deferred origination fees (5,858) (2,858) (11,568) (6,867)  
Amortization of net deferred origination fees 1,431 1,773 5,562 5,006  
Allowance for loan losses 0 0 0 0  
Commercial real estate assets at end of period $ 2,171,344 $ 1,114,548 $ 2,171,344 $ 1,114,548