LOANS - Impaired Loans Individually Evaluated (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
With an allowance recorded:
Related Allowance	$ 14,450	$ 5,667
Total:
Recorded Investment	78,486	70,431
Unpaid Principal Balance	78,823	70,713
Commercial & industrial
With an allowance recorded:
Related Allowance	13,496	5,409
Total:
Recorded Investment	68,915	60,394
Unpaid Principal Balance	69,231	60,655
Real estate
With an allowance recorded:
Related Allowance	915	224
Total:
Recorded Investment	9,305	9,764
Unpaid Principal Balance	9,331	9,791
Consumer and other
With an allowance recorded:
Related Allowance	39	34
Total:
Recorded Investment	266	273
Unpaid Principal Balance	261	267
Originated
With no related allowance recorded:
Recorded Investment	22,617	36,028
Unpaid Principal Balance	22,796	36,208
With an allowance recorded:
Recorded Investment	41,922	20,087
Unpaid Principal Balance	42,059	20,168
Related Allowance	13,892	5,663
Total:
Recorded Investment	64,539	56,115
Unpaid Principal Balance	64,855	56,376
Originated | Commercial & industrial
With no related allowance recorded:
Recorded Investment	19,229	32,794
Unpaid Principal Balance	19,408	32,974
With an allowance recorded:
Recorded Investment	38,570	16,862
Unpaid Principal Balance	38,707	16,943
Related Allowance	13,460	5,409
Originated | Commercial real estate
With no related allowance recorded:
Recorded Investment	185
Unpaid Principal Balance	185
Originated | Construction, land & land development
With no related allowance recorded:
Recorded Investment	111	111
Unpaid Principal Balance	111	111
With an allowance recorded:
Recorded Investment	3,305	3,176
Unpaid Principal Balance	3,305	3,176
Related Allowance	402	224
Originated | Residential mortgage
With no related allowance recorded:
Recorded Investment	3,089	3,111
Unpaid Principal Balance	3,089	3,111
Originated | Consumer and other
With no related allowance recorded:
Recorded Investment	3	12
Unpaid Principal Balance	3	12
With an allowance recorded:
Recorded Investment	47	49
Unpaid Principal Balance	47	49
Related Allowance	30	30
Acquired
With no related allowance recorded:
Recorded Investment	13,192	14,312
Unpaid Principal Balance	13,198	14,333
With an allowance recorded:
Recorded Investment	755	4
Unpaid Principal Balance	770	4
Related Allowance	558	4
Total:
Recorded Investment	13,947	14,316
Unpaid Principal Balance	13,968	14,337
Acquired | Commercial & industrial
With no related allowance recorded:
Recorded Investment	11,080	10,738
Unpaid Principal Balance	11,080	10,738
With an allowance recorded:
Recorded Investment	36
Unpaid Principal Balance	36
Related Allowance	36
Acquired | Owner occupied commercial real estate
With no related allowance recorded:
Recorded Investment	1,068
Unpaid Principal Balance	1,078
With an allowance recorded:
Recorded Investment	710	1,886
Unpaid Principal Balance	725	1,910
Related Allowance	513
Acquired | Commercial real estate
With no related allowance recorded:
Recorded Investment	112	312
Unpaid Principal Balance	112	312
Acquired | Construction, land & land development
With no related allowance recorded:
Recorded Investment	709
Unpaid Principal Balance	710
With an allowance recorded:
Recorded Investment		714
Unpaid Principal Balance		716
Acquired | Residential mortgage
With no related allowance recorded:
Recorded Investment	16	454
Unpaid Principal Balance	16	455
Acquired | Consumer and other
With no related allowance recorded:
Recorded Investment	207	208
Unpaid Principal Balance	202	202
With an allowance recorded:
Recorded Investment	9	4
Unpaid Principal Balance	9	4
Related Allowance	$ 9	$ 4