LOANS AND ALLOWANCE FOR LOAN AND LEASE LOSSES (Summary of Aging of the Loan Portfolio by Class) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Financing Receivable, Recorded Investment, Past Due [Line Items]
Greater Than 90 Days and Still Accruing	$ 7,490	$ 9,132
Greater than 90 Days and still Accruing, % of total loans	0.05%	0.07%
Nonaccrual	$ 27,038	$ 31,100
Nonaccrual, % of total loans	0.19%	0.24%
Total Loans	$ 14,449,142	$ 13,195,843
Total loans, % of total loans	100.00%	100.00%
Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	$ 14,392,081	$ 13,134,805
Current, % of total loans	99.60%	99.54%
30 to 59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	$ 18,855	$ 15,094
Past Due, % of total loans	0.13%	0.11%
60 to 89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	$ 3,678	$ 5,712
Past Due, % of total loans	0.03%	0.04%
Construction and Land Development
Financing Receivable, Recorded Investment, Past Due [Line Items]
Greater Than 90 Days and Still Accruing	$ 100	$ 299
Nonaccrual	307	2,697
Total Loans	1,101,260	862,236
Construction and Land Development | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	1,099,555	857,883
Construction and Land Development | 30 to 59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	1,253	1,357
Construction and Land Development | 60 to 89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	45	0
Commercial Real Estate - Owner Occupied
Financing Receivable, Recorded Investment, Past Due [Line Items]
Greater Than 90 Days and Still Accruing	2,167	1,257
Nonaccrual	7,178	5,637
Total Loans	1,982,608	1,995,409
Commercial Real Estate - Owner Occupied | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	1,970,323	1,987,133
Commercial Real Estate - Owner Occupied | 30 to 59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	2,305	1,230
Commercial Real Estate - Owner Occupied | 60 to 89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	635	152
Commercial Real Estate - Non-Owner Occupied
Financing Receivable, Recorded Investment, Past Due [Line Items]
Greater Than 90 Days and Still Accruing	607	433
Nonaccrual	1,263	3,641
Total Loans	3,996,130	3,789,377
Commercial Real Estate - Non-Owner Occupied | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	3,993,091	3,783,211
Commercial Real Estate - Non-Owner Occupied | 30 to 59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	1,121	1,965
Commercial Real Estate - Non-Owner Occupied | 60 to 89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	48	127
Multifamily Real Estate
Financing Receivable, Recorded Investment, Past Due [Line Items]
Greater Than 90 Days and Still Accruing	0	0
Nonaccrual	0	113
Total Loans	802,923	778,626
Multifamily Real Estate | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	801,694	778,429
Multifamily Real Estate | 30 to 59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	1,229	84
Multifamily Real Estate | 60 to 89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	0	0
Commercial and Industrial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Greater Than 90 Days and Still Accruing	459	1,897
Nonaccrual	1,884	1,647
Total Loans	2,983,349	2,542,243
Commercial and Industrial | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	2,980,008	2,536,100
Commercial and Industrial | 30 to 59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	824	1,161
Commercial and Industrial | 60 to 89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	174	1,438
Residential 1-4 Family - Commercial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Greater Than 90 Days and Still Accruing	275	990
Nonaccrual	1,904	2,285
Total Loans	538,063	607,337
Residential 1-4 Family - Commercial | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	534,653	601,946
Residential 1-4 Family - Commercial | 30 to 59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	1,231	1,844
Residential 1-4 Family - Commercial | 60 to 89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	0	272
Residential 1-4 Family - Mortgage
Financing Receivable, Recorded Investment, Past Due [Line Items]
Greater Than 90 Days and Still Accruing	1,955	3,013
Nonaccrual	10,846	11,397
Total Loans	940,275	816,524
Residential 1-4 Family - Mortgage | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	919,833	795,821
Total Loans	919,833	795,821
Residential 1-4 Family - Mortgage | 30 to 59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	5,951	3,368
Total Loans	5,951	3,368
Residential 1-4 Family - Mortgage | 60 to 89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	1,690	2,925
Total Loans	1,690	2,925
Residential 1-4 Family - Mortgage | Greater Than 90 Days and still Accruing
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Loans	1,955	3,013
Residential 1-4 Family - Mortgage | Nonaccrual
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Loans	10,846	11,397
Residential 1-4 Family - Revolving
Financing Receivable, Recorded Investment, Past Due [Line Items]
Greater Than 90 Days and Still Accruing	1,384	882
Nonaccrual	3,453	3,406
Total Loans	585,184	560,796
Residential 1-4 Family - Revolving | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	577,993	554,652
Total Loans	577,993	554,652
Residential 1-4 Family - Revolving | 30 to 59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	1,843	1,493
Total Loans	1,843	1,493
Residential 1-4 Family - Revolving | 60 to 89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	511	363
Total Loans	511	363
Residential 1-4 Family - Revolving | Greater Than 90 Days and still Accruing
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Loans	1,384	882
Residential 1-4 Family - Revolving | Nonaccrual
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Loans	3,453	3,406
Auto
Financing Receivable, Recorded Investment, Past Due [Line Items]
Greater Than 90 Days and Still Accruing	344	241
Nonaccrual	200	223
Total Loans	592,976	461,052
Auto | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	589,235	458,473
Total Loans	589,235	458,473
Auto | 30 to 59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	2,747	1,866
Total Loans	2,747	1,866
Auto | 60 to 89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	450	249
Total Loans	450	249
Auto | Greater Than 90 Days and still Accruing
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Loans	344	241
Auto | Nonaccrual
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Loans	200	223
Consumer
Financing Receivable, Recorded Investment, Past Due [Line Items]
Greater Than 90 Days and Still Accruing	108	120
Nonaccrual	3	54
Total Loans	152,545	176,992
Consumer | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	151,958	175,943
Total Loans	151,958	175,943
Consumer | 30 to 59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	351	689
Total Loans	351	689
Consumer | 60 to 89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	125	186
Total Loans	125	186
Consumer | Greater Than 90 Days and still Accruing
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Loans	108	120
Consumer | Nonaccrual
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Loans	3	54
Other Commercial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Greater Than 90 Days and Still Accruing	91	0
Nonaccrual	0	0
Total Loans	773,829	605,251
Other Commercial | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	773,738	605,214
Other Commercial | 30 to 59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	0	37
Other Commercial | 60 to 89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, current and past due	$ 0	$ 0