Investment Securities - Summary of Investment Security Carrying and Fair Value (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	$ 268,940	$ 274,788
Gross Unrealized Gains	2,851	1,444
Gross Unrealized Losses	(2,832)	(94)
Fair Value	268,959	276,138
U.S. Treasury and government sponsored entities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	209,183	210,756
Gross Unrealized Gains	2,745	1,133
Gross Unrealized Losses	(19)	(37)
Fair Value	211,909	211,852
Municipal securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	2,295	3,288
Gross Unrealized Gains	28	9
Gross Unrealized Losses	0	0
Fair Value	2,323	3,297
Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	31,762	34,764
Gross Unrealized Gains	78	302
Gross Unrealized Losses	(1,273)	0
Fair Value	30,567	35,066
Collateralized loan obligations
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	25,700	25,980
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(1,540)	(57)
Fair Value	$ 24,160	$ 25,923

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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