SECURITIES - Temporarily Impaired Gross Unrealized Losses And Fair Value Of Available-For-Sale Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months - Fair Value	$ 87,851	$ 77,057
Less Than 12 Months - Gross Unrealized Losses	(1,148)	(871)
12 Months or More - Fair Value	20,078	50,151
12 Months or More - Gross Unrealized Losses	(468)	(1,277)
Total - Fair Value	107,929	127,208
Total - Gross Unrealized Losses	(1,616)	(2,148)
U.S. government agencies
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months - Fair Value		18,998
Less Than 12 Months - Gross Unrealized Losses		(316)
12 Months or More - Fair Value	5,966	2,593
12 Months or More - Gross Unrealized Losses	(84)	(55)
Total - Fair Value	5,966	21,591
Total - Gross Unrealized Losses	(84)	(371)
U.S. government-sponsored enterprises
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months - Fair Value	44,110	10,348
Less Than 12 Months - Gross Unrealized Losses	(770)	(80)
12 Months or More - Fair Value	9,139	0
12 Months or More - Gross Unrealized Losses	(319)	0
Total - Fair Value	53,249	10,348
Total - Gross Unrealized Losses	(1,089)	(80)
State and political subdivisions
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months - Fair Value	17,421	17,164
Less Than 12 Months - Gross Unrealized Losses	(225)	(204)
12 Months or More - Fair Value	0	18,785
12 Months or More - Gross Unrealized Losses	0	(336)
Total - Fair Value	17,421	35,949
Total - Gross Unrealized Losses	(225)	(540)
Mortgage-backed securities - U.S. government-sponsored enterprises
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months - Fair Value	17,205	30,547
Less Than 12 Months - Gross Unrealized Losses	(113)	(271)
12 Months or More - Fair Value	4,973	28,773
12 Months or More - Gross Unrealized Losses	(65)	(886)
Total - Fair Value	22,178	59,320
Total - Gross Unrealized Losses	(178)	$ (1,157)
Mortgage-backed securities - Private mortgage-backed securities
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months - Fair Value	6,973
Less Than 12 Months - Gross Unrealized Losses	(33)
12 Months or More - Fair Value	0
12 Months or More - Gross Unrealized Losses	0
Total - Fair Value	6,973
Total - Gross Unrealized Losses	(33)
Corporate debt
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months - Fair Value	2,142
Less Than 12 Months - Gross Unrealized Losses	(7)
12 Months or More - Fair Value	0
12 Months or More - Gross Unrealized Losses	0
Total - Fair Value	2,142
Total - Gross Unrealized Losses	$ (7)