Investment Securities - Summary Of Interest Income On Available-For-Sale Investment Securities (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Schedule of Available-for-sale Securities [Line Items]
Total taxable interest income	$ 1,787	$ 1,477
Total tax-exempt interest income	146	167
Total interest income	1,933	1,644
U.S. Treasury and government sponsored entities
Schedule of Available-for-sale Securities [Line Items]
Total taxable interest income	1,336	1,120
U.S. Agency mortgage-backed securities
Schedule of Available-for-sale Securities [Line Items]
Total taxable interest income	4	13
Other
Schedule of Available-for-sale Securities [Line Items]
Total taxable interest income	447	344
Municipal securities
Schedule of Available-for-sale Securities [Line Items]
Total tax-exempt interest income	$ 146	$ 167