Quarterly report pursuant to Section 13 or 15(d)

Rollforward of Commercial Real Estate Assets (Details)

v3.7.0.1
Rollforward of Commercial Real Estate Assets (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Dec. 31, 2016
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Commercial real estate assets at beginning of period $ 1,412,543 $ 660,953  
Commercial Real Estate Loans Held-for-Investment, Additions 139,384 87,266  
Commercial Real Estate Loans Held-for-Investment, Repayments (3,809) (4,531)  
Commercial Real Estate Loans Held-for-Investment, Accretion (Amortization) of Discounts and Premiums 1 73  
Increase (Decrease) in Loans, Deferred Income (1,939) (1,110)  
Amortization of Deferred Loan Origination Fees, Net 2,423 1,608  
Provision for Loan and Lease Losses 0 0  
Commercial real estate assets at end of period 1,548,603 $ 744,259  
Commercial Real Estate [Member]      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Loans Pledged as Collateral $ 1,485,420   $ 1,357,874