XML 73 R57.htm IDEA: XBRL DOCUMENT v3.8.0.1
Securities - Unrealized Loss Positions (Details)
$ in Thousands
Dec. 31, 2017
USD ($)
security
Dec. 31, 2016
USD ($)
security
Securities Available-for-Sale, Number of Securities    
Less than 12 months in an unrealized loss position | security 26 44
Greater than 12 months in an unrealized loss position | security 22 34
Total | security 48 78
Securities Available-for-Sale, Unrealized Losses    
Less than 12 months in an unrealized loss position $ 1,457 $ 5,143
Greater than 12 months in an unrealized loss position 3,216 9,463
Total 4,673 14,606
Securities Available-for-Sale, Fair Value    
Less than 12 months in an unrealized loss position 102,830 216,050
Greater than 12 months in an unrealized loss position 108,651 213,060
Total $ 211,481 $ 429,110
U.S. Treasury    
Securities Available-for-Sale, Number of Securities    
Less than 12 months in an unrealized loss position | security 1  
Total | security 1  
Securities Available-for-Sale, Unrealized Losses    
Less than 12 months in an unrealized loss position $ 55  
Total 55  
Securities Available-for-Sale, Fair Value    
Less than 12 months in an unrealized loss position 3,947  
Total $ 3,947  
U.S. government agencies    
Securities Available-for-Sale, Number of Securities    
Less than 12 months in an unrealized loss position | security 2 11
Greater than 12 months in an unrealized loss position | security   1
Total | security 2 12
Securities Available-for-Sale, Unrealized Losses    
Less than 12 months in an unrealized loss position $ 9 $ 957
Greater than 12 months in an unrealized loss position   20
Total 9 977
Securities Available-for-Sale, Fair Value    
Less than 12 months in an unrealized loss position 6,550 40,636
Greater than 12 months in an unrealized loss position   898
Total $ 6,550 $ 41,534
U.S. government agency mortgage-backed    
Securities Available-for-Sale, Number of Securities    
Less than 12 months in an unrealized loss position | security 4  
Greater than 12 months in an unrealized loss position | security 5  
Total | security 9  
Securities Available-for-Sale, Unrealized Losses    
Less than 12 months in an unrealized loss position $ 24  
Greater than 12 months in an unrealized loss position 141  
Total 165  
Securities Available-for-Sale, Fair Value    
Less than 12 months in an unrealized loss position 5,501  
Greater than 12 months in an unrealized loss position 4,843  
Total $ 10,344  
States and political subdivisions    
Securities Available-for-Sale, Number of Securities    
Less than 12 months in an unrealized loss position | security 13 12
Greater than 12 months in an unrealized loss position | security 1  
Total | security 14 12
Securities Available-for-Sale, Unrealized Losses    
Less than 12 months in an unrealized loss position $ 1,237 $ 273
Greater than 12 months in an unrealized loss position 27  
Total 1,264 273
Securities Available-for-Sale, Fair Value    
Less than 12 months in an unrealized loss position 45,985 35,241
Greater than 12 months in an unrealized loss position 1,512  
Total $ 47,497 $ 35,241
Corporate bonds    
Securities Available-for-Sale, Number of Securities    
Less than 12 months in an unrealized loss position | security   1
Greater than 12 months in an unrealized loss position | security 1 2
Total | security 1 3
Securities Available-for-Sale, Unrealized Losses    
Less than 12 months in an unrealized loss position   $ 183
Greater than 12 months in an unrealized loss position $ 11 153
Total 11 336
Securities Available-for-Sale, Fair Value    
Less than 12 months in an unrealized loss position   4,817
Greater than 12 months in an unrealized loss position 332 5,328
Total $ 332 $ 10,145
Collateralized mortgage obligations    
Securities Available-for-Sale, Number of Securities    
Less than 12 months in an unrealized loss position | security 3 16
Greater than 12 months in an unrealized loss position | security 8 7
Total | security 11 23
Securities Available-for-Sale, Unrealized Losses    
Less than 12 months in an unrealized loss position $ 31 $ 3,402
Greater than 12 months in an unrealized loss position 1,124 397
Total 1,155 3,799
Securities Available-for-Sale, Fair Value    
Less than 12 months in an unrealized loss position 11,534 117,752
Greater than 12 months in an unrealized loss position 40,219 18,109
Total $ 51,753 $ 135,861
Asset-backed securities    
Securities Available-for-Sale, Number of Securities    
Less than 12 months in an unrealized loss position | security   4
Greater than 12 months in an unrealized loss position | security 7 12
Total | security 7 16
Securities Available-for-Sale, Unrealized Losses    
Less than 12 months in an unrealized loss position   $ 328
Greater than 12 months in an unrealized loss position $ 1,913 7,997
Total 1,913 8,325
Securities Available-for-Sale, Fair Value    
Less than 12 months in an unrealized loss position   17,604
Greater than 12 months in an unrealized loss position 61,745 107,112
Total $ 61,745 $ 124,716
Collateralized loan obligations    
Securities Available-for-Sale, Number of Securities    
Less than 12 months in an unrealized loss position | security 3  
Greater than 12 months in an unrealized loss position | security   12
Total | security 3 12
Securities Available-for-Sale, Unrealized Losses    
Less than 12 months in an unrealized loss position $ 101  
Greater than 12 months in an unrealized loss position   $ 896
Total 101 896
Securities Available-for-Sale, Fair Value    
Less than 12 months in an unrealized loss position 29,313  
Greater than 12 months in an unrealized loss position   81,613
Total $ 29,313 $ 81,613