XML 55 R44.htm IDEA: XBRL DOCUMENT v3.19.1
INVESTMENT SECURITIES (Amortized Cost and Estimated Fair Value of Investment Securities) (Details) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Available for Sale, Amortized Cost    
Due in one year or less $ 58,360  
Due after one year through five years 88,840  
Due after five years through ten years 50,939  
Due after ten years 48,377  
Total 1,331,648  
Available for Sale, Estimated Fair Value    
Due in one year or less 58,394  
Due after one year through five years 89,162  
Due after five years through ten years 51,278  
Due after ten years 48,207  
Available-for-sale debt securities, at fair value 1,319,450 $ 1,205,478
Equity securities, at fair value 910 826
Residential - U.S. Government-sponsored entities    
Available for Sale, Amortized Cost    
Mortgage-backed securities 791,994  
Available for Sale, Estimated Fair Value    
Mortgage-backed securities 779,660  
Available-for-sale debt securities, at fair value 779,660 717,052
Commercial - U.S. Government agencies and sponsored entities    
Available for Sale, Amortized Cost    
Mortgage-backed securities 117,671  
Available for Sale, Estimated Fair Value    
Mortgage-backed securities 116,475  
Available-for-sale debt securities, at fair value 116,475 51,483
Residential - Non-government agencies    
Available for Sale, Amortized Cost    
Mortgage-backed securities 40,648  
Available for Sale, Estimated Fair Value    
Mortgage-backed securities 41,109  
Available-for-sale debt securities, at fair value 41,109 41,118
Commercial - Non-government agencies    
Available for Sale, Amortized Cost    
Mortgage-backed securities 134,819  
Available for Sale, Estimated Fair Value    
Mortgage-backed securities 135,165  
Available-for-sale debt securities, at fair value 135,165 134,728
Equity securities    
Available for Sale, Estimated Fair Value    
Equity securities, at amortized cost 910 826
Equity securities, at fair value $ 910 $ 826