Investment Securities - Summary Of Investment Security Carrying and Fair Value (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Schedule of Held-to-maturity Securities [Line Items]
Investment securities held to maturity	$ 901	$ 903
Gross Unrealized Gains	44	56
Gross Unrealized Losses	0	0
Fair Value	945	959
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	289,444	291,759
Gross Unrealized Gains	1,261	333
Gross Unrealized Losses	104	979
Fair Value	290,601	291,113
U.S. Treasury and government sponsored entities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	234,388	238,116
Gross Unrealized Gains	1,055	150
Gross Unrealized Losses	7	830
Fair Value	235,436	237,436
Municipal securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	9,290	10,227
Gross Unrealized Gains	68	117
Gross Unrealized Losses	17	18
Fair Value	9,341	10,326
U.S. Agency mortgage-backed securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	6	818
Gross Unrealized Gains	0	1
Gross Unrealized Losses	0	10
Fair Value	6	809
Corporate bonds
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	40,838	39,049
Gross Unrealized Gains	83	57
Gross Unrealized Losses	36	88
Fair Value	40,885	39,018
Preferred stock
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	4,922	3,549
Gross Unrealized Gains	55	8
Gross Unrealized Losses	44	33
Fair Value	4,933	3,524
Municipal securities
Schedule of Held-to-maturity Securities [Line Items]
Investment securities held to maturity	901	903
Gross Unrealized Gains	44	56
Gross Unrealized Losses	0	0
Fair Value	$ 945	$ 959