INCOME TAXES (Details 2) - USD ($) $ in Thousands	Dec. 31, 2019	Jan. 01, 2019	Dec. 31, 2018
Deferred tax assets
Accrued expenses not deducted for tax purposes	$ 13,855		$ 11,922
Allowance for loan losses	18,993		17,764
Employee and director equity compensation	1,708		1,636
Loan basis difference fair value adjustment	6,804		4,761
Deferred Tax Assets, Operating Loss Carryforwards	2,546		170
Deferred Tax Assets, Unrealized Losses on Available-for-Sale Securities, Gross	0		1,850
Deferred Tax Asset, Operating Lease Liability	16,393
Operating Lease, Liability	(58,302)	$ (34,100)	0
Other	1,311		1,561
Gross deferred tax assets	61,610		39,664
Deferred Tax Assets, Valuation Allowance	(187)		(170)
Deferred Tax Assets, Net of Valuation Allowance	61,423		39,494
Deferred tax liabilities
Core deposit and other intangibles	5,802		3,803
Deferred loan fees, net	4,944		4,759
Deferred Tax Liabilities, Derivatives	6,461		2,413
Fixed assets	8,194		5,259
Goodwill	10,645		10,388
Deferred Tax Liabilities, Prepaid Expenses	3,487		3,483
Deferred Tax Liabilities, Leasing Arrangements	15,911		0
Other	3,965		1,139
Gross deferred tax liabilities	59,409		31,244
Total net deferred tax asset	$ 2,014		$ 8,250