Quarterly report pursuant to Section 13 or 15(d)

Commercial Real Estate Assets by Property Type (Details)

v3.7.0.1
Commercial Real Estate Assets by Property Type (Details) - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Mar. 31, 2016
Dec. 31, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Commercial real estate assets $ 1,548,603 $ 1,412,543 $ 744,259 $ 660,953
Loans and Leases Receivable, Percentage of Total, Commercial 100.00% 100.00%    
Retail Site [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Commercial real estate assets $ 246,000 $ 237,414    
Loans and Leases Receivable, Percentage of Total, Commercial 15.90% 16.80%    
Hotel [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Commercial real estate assets $ 107,193 $ 90,585    
Loans and Leases Receivable, Percentage of Total, Commercial 6.90% 6.40%    
Industrial Property [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Commercial real estate assets $ 144,116 $ 105,081    
Loans and Leases Receivable, Percentage of Total, Commercial 9.30% 7.40%    
Multifamily [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Commercial real estate assets $ 264,197 $ 260,683    
Loans and Leases Receivable, Percentage of Total, Commercial 17.10% 18.50%    
Office Building [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Commercial real estate assets $ 787,097 $ 718,780    
Loans and Leases Receivable, Percentage of Total, Commercial 50.80% 50.90%