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SECURITIES - Available-for-sale Securities (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Available-for-sale securities, amortized cost	$ 317,668	$ 342,278
Available-for-sale securities, gross unrealized holding gains	14,651	5,407
Available-for-sale securities, gross unrealized holding losses	(131)	(962)
Available-for-sale debt securities, at fair value	332,188	346,723
Obligations of U.S. Government agencies
Available-for-sale securities, amortized cost	10,706	16,380
Available-for-sale securities, gross unrealized holding gains	967	620
Available-for-sale securities, gross unrealized holding losses	0	0
Available-for-sale debt securities, at fair value	11,673	17,000
Obligations of States and Political Subdivisions Tax Exempt
Available-for-sale securities, amortized cost	86,897	68,787
Available-for-sale securities, gross unrealized holding gains	4,786	2,011
Available-for-sale securities, gross unrealized holding losses	(40)	(38)
Available-for-sale debt securities, at fair value	91,643	70,760
Obligations of States and Political Subdivisions Taxable
Available-for-sale securities, amortized cost	38,022	35,446
Available-for-sale securities, gross unrealized holding gains	1,810	927
Available-for-sale securities, gross unrealized holding losses	(48)	(70)
Available-for-sale debt securities, at fair value	39,784	36,303
Residential Pass-Through Securities
Available-for-sale securities, amortized cost	49,852	58,875
Available-for-sale securities, gross unrealized holding gains	1,668	472
Available-for-sale securities, gross unrealized holding losses	0	(137)
Available-for-sale debt securities, at fair value	51,520	59,210
Residential Collateralized Mortgage Obligations
Available-for-sale securities, amortized cost	87,527	115,025
Available-for-sale securities, gross unrealized holding gains	1,951	308
Available-for-sale securities, gross unrealized holding losses	(43)	(610)
Available-for-sale debt securities, at fair value	89,435	114,723
Commercial Mortgage Backed Securities
Available-for-sale securities, amortized cost	44,664	47,765
Available-for-sale securities, gross unrealized holding gains	3,469	1,069
Available-for-sale securities, gross unrealized holding losses	0	(107)
Available-for-sale debt securities, at fair value	$ 48,133	$ 48,727

X

- Definition

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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