Investment Securities - Schedule of Amortized Cost and Fair Value by Contractual Maturity of Available-For-Sale Securities (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Amortized Cost
Amortized Cost	$ 268,940	$ 274,788
Fair Value
Total	268,959	276,138
U.S. Treasury and government sponsored entities
Amortized Cost
Within 1 year	60,009
1-5 years	149,174
Amortized Cost	209,183	210,756
Fair Value
Within 1 year	60,653
1-5 years	151,256
Total	$ 211,909	211,852
Weighted Average Yield
Within 1 year (percent)	2.20%
1-5 years (percent)	1.93%
Total (percent)	2.00%
Corporate bonds
Amortized Cost
Within 1 year	$ 7,002
1-5 years	22,758
5-10 years	2,002
Amortized Cost	31,762	34,764
Fair Value
Within 1 year	6,968
1-5 years	21,776
5-10 years	1,823
Total	$ 30,567	35,066
Weighted Average Yield
Within 1 year (percent)	2.59%
1-5 years (percent)	2.68%
5-10 years (percent)	2.80%
Total (percent)	2.67%
Collateralized loan obligations
Amortized Cost
5-10 years	$ 5,719
Over 10 years	19,981
Amortized Cost	25,700	25,980
Fair Value
5-10 years	5,564
Over 10 years	18,596
Total	$ 24,160	25,923
Weighted Average Yield
5-10 years (percent)	3.45%
Over 10 years (percent)	3.19%
Total (percent)	3.25%
Municipal securities
Amortized Cost
1-5 years	$ 2,295
Amortized Cost	2,295	3,288
Fair Value
1-5 years	2,323
Total	$ 2,323	$ 3,297
Weighted Average Yield
1-5 years (percent)	3.94%
Total (percent)	3.94%