EMPLOYEE BENEFIT PLANS BHBK Pension Plan Net Periodic Pension Benefit Cost (Details) - Other Pension Plan [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Interest Cost	$ 416	$ 424
Defined Benefit Plan, Expected Return (Loss) on Plan Assets	(908)	(780)
Defined Benefit Plan, Amortization of Gain (Loss)	541	327
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement	176	0
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)	$ 225	$ (29)