SECURITIES (Unrealized loss NOT deemed OTTI) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($) holding	Dec. 31, 2019 USD ($) holding	Dec. 31, 2018 USD ($)
Gain (Loss) on Securities [Line Items]
Debt Securities, Available-for-sale, Unrealized Loss Position	$ 25,304
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	$ 373
Summary of gross unrealized losses and fair value of investments
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | holding	7
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	$ 24,248
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(89)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	(1,056)
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	(462)
Equity Securities, FV-NI, Realized Gain (Loss)	14	$ 18	$ 874
Agency mortgage-backed securities [Member]
Gain (Loss) on Securities [Line Items]
Debt Securities, Available-for-sale, Unrealized Loss Position	437
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Amortized Cost	0
Summary of gross unrealized losses and fair value of investments
No of holdings | holding		12
Fair value, less than 12 months		$ 34,009
Fair value, 12 months or longer		243
Fair value, Total		34,252
Unrealized losses, Total		(61)
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months		(59)
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months		$ (2)
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Fair Value	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Amortized Cost	74,048
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Amortized Cost	29,265
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Fair Value	31,458
Debt Securities, Available-for-sale, Allocated and Single Maturity Date, Maturity, after 10 Years, Amortized Cost	120,980
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after 10 Years, Fair Value	$ 125,730
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | holding	3
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	$ 437
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(1)
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	(1)
Single issuer trust preferred securities issued by banks [Member]
Gain (Loss) on Securities [Line Items]
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Amortized Cost	0
Summary of gross unrealized losses and fair value of investments
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Fair Value	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Amortized Cost	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Amortized Cost	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Fair Value	0
Debt Securities, Available-for-sale, Allocated and Single Maturity Date, Maturity, after 10 Years, Amortized Cost	489
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after 10 Years, Fair Value	488
Agency collateralized mortgage obligations [Member]
Gain (Loss) on Securities [Line Items]
Debt Securities, Available-for-sale, Unrealized Loss Position	23,323
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Amortized Cost	0
Summary of gross unrealized losses and fair value of investments
No of holdings | holding		17
Fair value, less than 12 months		$ 48,476
Fair value, 12 months or longer		37,382
Fair value, Total		85,858
Unrealized losses, Total		(868)
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months		(215)
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months		$ (653)
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Fair Value	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Amortized Cost	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Amortized Cost	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Fair Value	0
Debt Securities, Available-for-sale, Allocated and Single Maturity Date, Maturity, after 10 Years, Amortized Cost	88,687
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after 10 Years, Fair Value	$ 91,683
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | holding	2
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	$ 23,323
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(87)
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	(87)
US States and Political Subdivisions Debt Securities [Member]
Gain (Loss) on Securities [Line Items]
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Amortized Cost	600
Summary of gross unrealized losses and fair value of investments
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Fair Value	601
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Amortized Cost	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Amortized Cost	190
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Fair Value	206
Debt Securities, Available-for-sale, Allocated and Single Maturity Date, Maturity, after 10 Years, Amortized Cost	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after 10 Years, Fair Value	0
Small Business Administration Pooled Securities [Member]
Gain (Loss) on Securities [Line Items]
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Amortized Cost	0
Summary of gross unrealized losses and fair value of investments
No of holdings | holding		1
Fair value, less than 12 months		$ 7,349
Fair value, 12 months or longer		0
Fair value, Total		7,349
Unrealized losses, Total		(55)
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months		(55)
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months		$ 0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Fair Value	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Amortized Cost	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Amortized Cost	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Fair Value	0
Debt Securities, Available-for-sale, Allocated and Single Maturity Date, Maturity, after 10 Years, Amortized Cost	57,289
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after 10 Years, Fair Value	61,081
Equity Securities [Member]
Summary of gross unrealized losses and fair value of investments
No of holdings | holding		32
Fair value, less than 12 months		$ 89,834
Fair value, 12 months or longer		40,229
Fair value, Total		130,063
Unrealized losses, Total		(1,368)
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months		(329)
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months		$ (1,039)
Single Issuer Trust Preferred Securities Issued By Banks [Member]
Gain (Loss) on Securities [Line Items]
Debt Securities, Available-for-sale, Unrealized Loss Position	488
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	$ 0
Summary of gross unrealized losses and fair value of investments
No of holdings | holding		1
Fair value, less than 12 months		$ 0
Fair value, 12 months or longer		1,490
Fair value, Total		1,490
Unrealized losses, Total		(10)
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months		0
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months		$ (10)
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | holding	1
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	$ 488
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(1)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	0
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	(1)
Pooled Trust Preferred Securities Issued By Banks And Insurers [Member]
Gain (Loss) on Securities [Line Items]
Debt Securities, Available-for-sale, Unrealized Loss Position	1,056
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	373
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Amortized Cost	0
Summary of gross unrealized losses and fair value of investments
No of holdings | holding		1
Fair value, less than 12 months		$ 0
Fair value, 12 months or longer		1,114
Fair value, Total		1,114
Unrealized losses, Total		(374)
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for less than 12 months		0
Unrealized loss position for available for sale and held to maturity securities in a continuous loss position for more than 12 months		$ (374)
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Fair Value	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Amortized Cost	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Amortized Cost	0
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Fair Value	0
Debt Securities, Available-for-sale, Allocated and Single Maturity Date, Maturity, after 10 Years, Amortized Cost	1,429
Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after 10 Years, Fair Value	$ 1,056
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | holding	1
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	$ 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	(1,056)
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	$ (373)