XML 91 R76.htm IDEA: XBRL DOCUMENT v3.10.0.1
Investments (Mortgage Loans by Property Type) (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Loans Receivable, Gross, Commercial, Real Estate $ 4,983,354 $ 4,413,171    
Mortgage Loans On Real Estate Commercial And Consumer Net Percentage Of Total 100.00% 100.00%    
Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums $ (5,770) $ (3,254)    
Allowance for Loan and Lease Losses, Real Estate (11,286) (9,384) $ (7,685) $ (6,813)
Mortgage loans on real estate 4,966,298 4,400,533    
Office Building [Member]        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Loans Receivable, Gross, Commercial, Real Estate $ 1,725,748 $ 1,487,392    
Mortgage Loans On Real Estate Commercial And Consumer Net Percentage Of Total 34.60% 33.60%    
Retail Site [Member]        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Loans Receivable, Gross, Commercial, Real Estate $ 1,432,394 $ 1,270,676    
Mortgage Loans On Real Estate Commercial And Consumer Net Percentage Of Total 28.70% 28.80%    
Industrial Property [Member]        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Loans Receivable, Gross, Commercial, Real Estate $ 961,924 $ 938,612    
Mortgage Loans On Real Estate Commercial And Consumer Net Percentage Of Total 19.30% 21.30%    
Apartment Building [Member]        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Loans Receivable, Gross, Commercial, Real Estate $ 571,291 $ 510,052    
Mortgage Loans On Real Estate Commercial And Consumer Net Percentage Of Total 11.50% 11.60%    
Other Property [Member]        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Loans Receivable, Gross, Commercial, Real Estate $ 291,997 $ 206,439    
Mortgage Loans On Real Estate Commercial And Consumer Net Percentage Of Total 5.90% 4.70%