LOANS AND ALLOWANCE (Schedule of nonaccrual loans) (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Recorded Investment, Loans Not Past Due	$ 2,393,669	$ 2,305,997
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2022	229,798
2021	558,950
2020	171,091
2019	171,465
2018	175,985
Prior	871,520
Revolving Loan	197,068
Revolving Loans Converted to Term	17,792
Total	2,393,669	2,305,997
Nonperforming Financial Instruments [Member]
Recorded Investment, Loans Not Past Due	14,941
Recorded Investment, Nonaccrual Loans	14,941	15,029
Nonaccrual with No Credit Loss Allowance	12,527	12,315
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2021	20
2020	8
2019	5,065
2018	241
Prior	7,467
Revolving Loan	1,842
Revolving Loans Converted to Term	298
Total	14,941
Total Past Due
Recorded Investment, Loans Not Past Due	23,194	33,989
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	23,194	33,989
Loans Not Past Due
Recorded Investment, Loans Not Past Due	2,370,475
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	2,370,475
Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate Owner Occupied
Recorded Investment, Loans Not Past Due	404,957
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2022	18,786
2021	62,589
2020	18,223
2019	35,519
2018	28,082
Prior	231,113
Revolving Loan	3,758
Revolving Loans Converted to Term	6,887
Total	404,957
Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate Non-owner Occupied
Recorded Investment, Loans Not Past Due	613,282
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2022	17,975
2021	120,873
2020	55,594
2019	31,815
2018	75,667
Prior	306,988
Revolving Loan	3,769
Revolving Loans Converted to Term	601
Total	613,282
Commercial Real Estate Portfolio Segment [Member] | Loans And Leases Receivable Secured By Farmland [Member]
Recorded Investment, Loans Not Past Due	7,527
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2021	304
2020	60
2019	21
Prior	5,331
Revolving Loan	1,716
Revolving Loans Converted to Term	95
Total	7,527
Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member]
Recorded Investment, Loans Not Past Due	116,288
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2022	5,425
2021	61,664
2020	13,115
2019	6,406
2018	7,513
Prior	21,157
Revolving Loan	980
Revolving Loans Converted to Term	28
Total	116,288
Residential Portfolio Segment [Member] | 1-4 Family Residential
Recorded Investment, Loans Not Past Due	574,688
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2022	65,324
2021	159,643
2020	48,315
2019	78,320
2018	46,723
Prior	170,828
Revolving Loan	1,804
Revolving Loans Converted to Term	3,731
Total	574,688
Residential Portfolio Segment [Member] | Home Equity Loan [Member]
Recorded Investment, Loans Not Past Due	72,410
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2022	56
2021	567
2020	57
2019	74
2018	239
Prior	4,638
Revolving Loan	65,871
Revolving Loans Converted to Term	908
Total	72,410
Commercial Portfolio Segment [Member] | Loans And Leases Receivable Multi Family Residential [Member]
Recorded Investment, Loans Not Past Due	152,266
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2022	3,337
2021	23,595
2020	18,733
2019	7,186
2018	5,284
Prior	88,446
Revolving Loan	5,385
Revolving Loans Converted to Term	300
Total	152,266
Commercial Portfolio Segment [Member] | Commercial Mortgage Loan
Recorded Investment, Loans Not Past Due	335,537
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2022	85,663
2021	70,858
2020	10,291
2019	11,284
2018	11,690
Prior	29,521
Revolving Loan	110,988
Revolving Loans Converted to Term	5,242
Total	335,537
Consumer Portfolio Segment [Member]
Recorded Investment, Loans Not Past Due	77,383
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2022	33,232
2021	32,034
2020	2,122
2019	840
2018	787
Prior	5,601
Revolving Loan	2,767
Total	77,383
Receivables Acquired with Deteriorated Credit Quality [Member]
Recorded Investment, Loans Not Past Due		6,738
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total		6,738
Receivables Acquired with Deteriorated Credit Quality [Member] | Nonperforming Financial Instruments [Member]
Recorded Investment, Loans Not Past Due	1,436
Recorded Investment, Nonaccrual Loans	1,436	1,729
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Prior	1,436
Total	1,436
Receivables Acquired with Deteriorated Credit Quality [Member] | Total Past Due
Recorded Investment, Loans Not Past Due	1,436	1,717
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	1,436	1,717
Receivables Acquired with Deteriorated Credit Quality [Member] | Loans Not Past Due
Recorded Investment, Loans Not Past Due	6,491
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	6,491
Receivables Acquired with Deteriorated Credit Quality [Member] | Commercial Portfolio Segment [Member]
Recorded Investment, Loans Not Past Due	7,927
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Prior	7,897
Revolving Loan	30
Total	7,927
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member]
Recorded Investment, Loans Not Past Due		2,299,259
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total		2,299,259
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Nonperforming Financial Instruments [Member]
Recorded Investment, Loans Not Past Due	13,505
Recorded Investment, Nonaccrual Loans	13,505	13,300
Nonaccrual with No Credit Loss Allowance	12,527	12,315
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2021	20
2020	8
2019	5,065
2018	241
Prior	6,031
Revolving Loan	1,842
Revolving Loans Converted to Term	298
Total	13,505
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Total Past Due
Recorded Investment, Loans Not Past Due	21,758	32,272
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	21,758	32,272
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Loans Not Past Due
Recorded Investment, Loans Not Past Due	2,363,984
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	2,363,984
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate Owner Occupied
Recorded Investment, Loans Not Past Due		387,163
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total		387,163
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate Owner Occupied | Nonperforming Financial Instruments [Member]
Recorded Investment, Loans Not Past Due	830
Recorded Investment, Nonaccrual Loans	830	842
Nonaccrual with No Credit Loss Allowance	830	842
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2019	469
Prior	361
Total	830
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate Owner Occupied | Total Past Due
Recorded Investment, Loans Not Past Due	304	540
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	304	540
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate Owner Occupied | Loans Not Past Due
Recorded Investment, Loans Not Past Due	404,653
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	404,653
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate Non-owner Occupied
Recorded Investment, Loans Not Past Due		588,000
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total		588,000
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate Non-owner Occupied | Loans Not Past Due
Recorded Investment, Loans Not Past Due	613,282
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	613,282
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Real Estate Portfolio Segment [Member] | Loans And Leases Receivable Secured By Farmland [Member]
Recorded Investment, Loans Not Past Due		7,821
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total		7,821
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Real Estate Portfolio Segment [Member] | Loans And Leases Receivable Secured By Farmland [Member] | Nonperforming Financial Instruments [Member]
Recorded Investment, Loans Not Past Due	811
Recorded Investment, Nonaccrual Loans	811	836
Nonaccrual with No Credit Loss Allowance	811	836
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2019	21
Prior	659
Revolving Loan	131
Total	811
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Real Estate Portfolio Segment [Member] | Loans And Leases Receivable Secured By Farmland [Member] | Total Past Due
Recorded Investment, Loans Not Past Due		791
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total		791
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member]
Recorded Investment, Loans Not Past Due		116,534
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total		116,534
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member] | Nonperforming Financial Instruments [Member]
Recorded Investment, Loans Not Past Due	4,607
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2019	4,575
Prior	32
Total	4,607
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member] | Total Past Due
Recorded Investment, Loans Not Past Due	4,594	4,910
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	4,594	4,910
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member] | Loans Not Past Due
Recorded Investment, Loans Not Past Due	111,694
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	111,694
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Residential Portfolio Segment [Member] | 1-4 Family Residential
Recorded Investment, Loans Not Past Due		537,785
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total		537,785
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Residential Portfolio Segment [Member] | 1-4 Family Residential | Nonperforming Financial Instruments [Member]
Recorded Investment, Loans Not Past Due	725
Recorded Investment, Nonaccrual Loans	726	548
Nonaccrual with No Credit Loss Allowance	726	548
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Prior	451
Revolving Loans Converted to Term	274
Total	725
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Residential Portfolio Segment [Member] | 1-4 Family Residential | Total Past Due
Recorded Investment, Loans Not Past Due	10,172	9,775
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	10,172	9,775
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Residential Portfolio Segment [Member] | 1-4 Family Residential | Loans Not Past Due
Recorded Investment, Loans Not Past Due	564,516
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	564,516
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Residential Portfolio Segment [Member] | Home Equity Loan [Member]
Recorded Investment, Loans Not Past Due		73,344
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total		73,344
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Residential Portfolio Segment [Member] | Home Equity Loan [Member] | Nonperforming Financial Instruments [Member]
Recorded Investment, Loans Not Past Due	577
Recorded Investment, Nonaccrual Loans	576	424
Nonaccrual with No Credit Loss Allowance	576	424
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Revolving Loan	553
Revolving Loans Converted to Term	24
Total	577
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Residential Portfolio Segment [Member] | Home Equity Loan [Member] | Total Past Due
Recorded Investment, Loans Not Past Due	704	502
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	704	502
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Residential Portfolio Segment [Member] | Home Equity Loan [Member] | Loans Not Past Due
Recorded Investment, Loans Not Past Due	71,706
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	71,706
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Portfolio Segment [Member] | Loans And Leases Receivable Secured By Farmland [Member] | Total Past Due
Recorded Investment, Loans Not Past Due	790
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	790
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Portfolio Segment [Member] | Loans And Leases Receivable Secured By Farmland [Member] | Loans Not Past Due
Recorded Investment, Loans Not Past Due	6,737
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	6,737
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member] | Nonperforming Financial Instruments [Member]
Recorded Investment, Nonaccrual Loans	4,607	4,609
Nonaccrual with No Credit Loss Allowance	4,607	4,609
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Portfolio Segment [Member] | Loans And Leases Receivable Multi Family Residential [Member]
Recorded Investment, Loans Not Past Due		164,071
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total		164,071
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Portfolio Segment [Member] | Loans And Leases Receivable Multi Family Residential [Member] | Nonperforming Financial Instruments [Member]
Recorded Investment, Loans Not Past Due	4,226
Recorded Investment, Nonaccrual Loans	4,226	4,301
Nonaccrual with No Credit Loss Allowance	4,226	4,301
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Prior	4,226
Total	4,226
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Portfolio Segment [Member] | Loans And Leases Receivable Multi Family Residential [Member] | Loans Not Past Due
Recorded Investment, Loans Not Past Due	152,266
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	152,266
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Portfolio Segment [Member] | Commercial Mortgage Loan
Recorded Investment, Loans Not Past Due		300,347
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total		300,347
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Portfolio Segment [Member] | Commercial Mortgage Loan | Nonperforming Financial Instruments [Member]
Recorded Investment, Loans Not Past Due	1,697
Recorded Investment, Nonaccrual Loans	1,697	1,722
Nonaccrual with No Credit Loss Allowance	724	745
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2020	8
2018	236
Prior	295
Revolving Loan	1,158
Total	1,697
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Portfolio Segment [Member] | Commercial Mortgage Loan | Total Past Due
Recorded Investment, Loans Not Past Due	2,629	1,633
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	2,629	1,633
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Portfolio Segment [Member] | Commercial Mortgage Loan | Loans Not Past Due
Recorded Investment, Loans Not Past Due	332,908
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	332,908
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Consumer Portfolio Segment [Member]
Recorded Investment, Loans Not Past Due		60,671
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total		60,671
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Consumer Portfolio Segment [Member] | Nonperforming Financial Instruments [Member]
Recorded Investment, Loans Not Past Due	12
Recorded Investment, Nonaccrual Loans	12	18
Nonaccrual with No Credit Loss Allowance	7	10
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2018	5
Prior	7
Total	12
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Consumer Portfolio Segment [Member] | Total Past Due
Recorded Investment, Loans Not Past Due	77	325
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	77	325
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Consumer Portfolio Segment [Member] | Loans Not Past Due
Recorded Investment, Loans Not Past Due	77,306
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	77,306
Paycheck Protection Program Loans [Member]
90 Days or More	1,800	300
Paycheck Protection Program Loans [Member] | Commercial Portfolio Segment [Member]
Recorded Investment, Loans Not Past Due	31,404
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2021	26,823
2020	4,581
Total	31,404
Paycheck Protection Program Loans [Member] | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Nonperforming Financial Instruments [Member]
Recorded Investment, Loans Not Past Due	20
Recorded Investment, Nonaccrual Loans	20
Nonaccrual with No Credit Loss Allowance	20
Nonaccrual Loans By Class And Year Of Origination [Abstract]
2021	20
Total	20
Paycheck Protection Program Loans [Member] | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Portfolio Segment [Member]
Recorded Investment, Loans Not Past Due		63,523
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total		63,523
Paycheck Protection Program Loans [Member] | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Portfolio Segment [Member] | Total Past Due
Recorded Investment, Loans Not Past Due	2,488	13,796
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	2,488	13,796
Paycheck Protection Program Loans [Member] | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration [Member] | Commercial Portfolio Segment [Member] | Loans Not Past Due
Recorded Investment, Loans Not Past Due	28,916
Nonaccrual Loans By Class And Year Of Origination [Abstract]
Total	28,916
Small Business Administration Loan [Member] | Nonperforming Financial Instruments [Member]
Recorded Investment, Nonaccrual Loans	2,700	1,100
Nonaccrual with No Credit Loss Allowance	$ 800	$ 1,100