XML 16 R33.htm IDEA: XBRL DOCUMENT v3.2.0.727
Investments - Investments by contractual maturity (Details) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Schedule of Available-for-sale Securities    
Within one year, amortized cost $ 0  
Within one year, estimated fair value 0  
After one year through five years, amortized cost 3,815  
After one year through five years, estimated fair value 4,119  
After five years through ten years, amortized cost 26,314  
After five years through ten years, estimated fair value 26,607  
After ten years, amortized cost 131,688  
After ten years, estimated fair value 132,279  
Total securities with single maturity date, amortized cost 161,817  
Total securities with single maturity date, estimated fair value 163,005  
Debt securities, amortized cost 426,092  
Available-for-sale investment securities 430,260 $ 432,535
Held-to-maturity Securities    
Ten Years, Amortized Cost 32,230  
Ten Years, Estimated Fair Value 34,444  
U.S. Government agencies    
Schedule of Available-for-sale Securities    
Investment securities not due at a single maturity date, amortized cost 49,663  
Investment securities not due at a single maturity date, estimated fair value 49,766  
Debt securities, amortized cost 49,663 33,088
U.S. Government agencies collateralized by residential mortgage obligations    
Schedule of Available-for-sale Securities    
Investment securities not due at a single maturity date, amortized cost 204,476  
Investment securities not due at a single maturity date, estimated fair value 205,679  
Debt securities, amortized cost 204,476 236,629
Private label residential mortgage backed securities    
Schedule of Available-for-sale Securities    
Investment securities not due at a single maturity date, amortized cost 2,636  
Investment securities not due at a single maturity date, estimated fair value 4,260  
Debt securities, amortized cost 2,636 $ 3,079
Other equity securities    
Schedule of Available-for-sale Securities    
Investment securities not due at a single maturity date, amortized cost 7,500  
Investment securities not due at a single maturity date, estimated fair value $ 7,550