XML 43 R33.htm IDEA: XBRL DOCUMENT v3.8.0.1
Investment Securities - Maturities (Details) - USD ($)
$ in Thousands
Mar. 31, 2018
Dec. 31, 2017
Held-to-maturity Securities, Amortized Cost    
Within one year $ 3,230 $ 2,151
After one but within five years 14,458 15,577
After five years through ten years 53,048 54,641
After ten years 78,277 78,663
Total 149,013 151,032
Held-to-maturity Securities, Fair Value    
Within one year 3,256 2,172
After one but within five years 14,599 15,791
After five years through ten years 51,589 54,554
After ten years 76,374 78,515
Total 145,818 151,032
Available-for-sale Securities, Amortized Cost    
Within one year 10,291 10,268
After one but within five years 77,606 71,576
After five years through ten years 225,526 129,723
After ten years 118,448 122,718
Total 431,871 334,285
Available-for-sale Securities, Fair Value    
Within one year 10,281 10,272
After one but within five years 76,619 71,237
After five years through ten years 220,904 128,954
After ten years 116,078 122,004
Total $ 423,882 $ 332,467