FAIR VALUE (Estimated Fair Value Financial Instruments (Including Carrying Amounts)) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Financial assets:
Held to maturity	$ 776,557	$ 94,139
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Other assets
Financial liabilities:
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Accrued expenses and other liabilities
Quoted Prices in Active Markets for Identical Assets (Level 1)
Financial assets:
Cash and cash equivalents	$ 363,087	435,599
Time deposits in other financial institutions	1,740	2,894
Carried at fair value	31,699	1,008
Held to maturity	0	0
Other investments	0	0
Loans held for sale	0	0
Loans, net	0	0
Cash surrender value on life insurance	0	0
Derivatives	0	0
Financial liabilities:
Short term borrowings	0	0
Other borrowings	0	0
Derivatives	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Interest rate lock commitments
Financial assets:
Derivatives	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Forward commitments
Financial assets:
Derivatives	0	0
Financial liabilities:
Derivatives	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Demand deposits
Financial liabilities:
Deposits	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Savings deposits
Financial liabilities:
Deposits	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Time deposits
Financial liabilities:
Deposits	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Commercial and industrial | Commercial and industrial
Financial assets:
Loans, net	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Commercial and industrial | Real estate construction
Financial assets:
Loans, net	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Agricultural and agricultural real estate
Financial assets:
Loans, net	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Residential real estate
Financial assets:
Loans, net	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Consumer
Financial assets:
Loans, net	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Paycheck Protection Program ("PPP") | Commercial and industrial
Financial assets:
Loans, net	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Owner occupied commercial real estate | Commercial and industrial
Financial assets:
Loans, net	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Non-owner occupied commercial real estate | Commercial and industrial
Financial assets:
Loans, net	0	0
Significant Other Observable Inputs (Level 2)
Financial assets:
Cash and cash equivalents	0	0
Time deposits in other financial institutions	0	0
Carried at fair value	6,115,445	7,529,366
Held to maturity	776,557	94,139
Other investments	74,567	82,567
Loans held for sale	5,277	21,640
Loans, net	10,615,955	9,809,915
Cash surrender value on life insurance	193,403	191,722
Derivatives	46,293	23,891
Financial liabilities:
Short term borrowings	376,117	131,597
Other borrowings	372,473	373,194
Derivatives	46,226	25,099
Significant Other Observable Inputs (Level 2) | Interest rate lock commitments
Financial assets:
Derivatives	0	0
Significant Other Observable Inputs (Level 2) | Forward commitments
Financial assets:
Derivatives	47	32
Financial liabilities:
Derivatives	99	95
Significant Other Observable Inputs (Level 2) | Demand deposits
Financial liabilities:
Deposits	5,701,340	6,495,326
Significant Other Observable Inputs (Level 2) | Savings deposits
Financial liabilities:
Deposits	9,994,391	8,897,909
Significant Other Observable Inputs (Level 2) | Time deposits
Financial liabilities:
Deposits	1,817,278	1,024,020
Significant Other Observable Inputs (Level 2) | Commercial and industrial | Commercial and industrial
Financial assets:
Loans, net	3,258,085	2,594,012
Significant Other Observable Inputs (Level 2) | Commercial and industrial | Real estate construction
Financial assets:
Loans, net	1,037,726	844,578
Significant Other Observable Inputs (Level 2) | Agricultural and agricultural real estate
Financial assets:
Loans, net	838,849	737,834
Significant Other Observable Inputs (Level 2) | Residential real estate
Financial assets:
Loans, net	739,718	818,323
Significant Other Observable Inputs (Level 2) | Consumer
Financial assets:
Loans, net	480,018	415,487
Significant Other Observable Inputs (Level 2) | Paycheck Protection Program ("PPP") | Commercial and industrial
Financial assets:
Loans, net	11,025	199,883
Significant Other Observable Inputs (Level 2) | Owner occupied commercial real estate | Commercial and industrial
Financial assets:
Loans, net	2,077,109	2,213,583
Significant Other Observable Inputs (Level 2) | Non-owner occupied commercial real estate | Commercial and industrial
Financial assets:
Loans, net	2,173,425	1,986,215
Significant Unobservable Inputs (Level 3)
Financial assets:
Cash and cash equivalents	0	0
Time deposits in other financial institutions	0	0
Carried at fair value	0	0
Held to maturity	0	0
Other investments	0	0
Loans held for sale	0	0
Loans, net	37,882	41,641
Cash surrender value on life insurance	0	0
Derivatives	0	0
Financial liabilities:
Short term borrowings	0	0
Other borrowings	0	0
Derivatives	0	0
Significant Unobservable Inputs (Level 3) | Interest rate lock commitments
Financial assets:
Derivatives	174	1,306
Significant Unobservable Inputs (Level 3) | Forward commitments
Financial assets:
Derivatives	0	0
Financial liabilities:
Derivatives	0	0
Significant Unobservable Inputs (Level 3) | Demand deposits
Financial liabilities:
Deposits	0	0
Significant Unobservable Inputs (Level 3) | Savings deposits
Financial liabilities:
Deposits	0	0
Significant Unobservable Inputs (Level 3) | Time deposits
Financial liabilities:
Deposits	0	0
Significant Unobservable Inputs (Level 3) | Commercial and industrial | Commercial and industrial
Financial assets:
Loans, net	12,042	8,989
Significant Unobservable Inputs (Level 3) | Commercial and industrial | Real estate construction
Financial assets:
Loans, net	1,518	0
Significant Unobservable Inputs (Level 3) | Agricultural and agricultural real estate
Financial assets:
Loans, net	3,788	11,404
Significant Unobservable Inputs (Level 3) | Residential real estate
Financial assets:
Loans, net	1,607	855
Significant Unobservable Inputs (Level 3) | Consumer
Financial assets:
Loans, net	0	0
Significant Unobservable Inputs (Level 3) | Paycheck Protection Program ("PPP") | Commercial and industrial
Financial assets:
Loans, net	0	0
Significant Unobservable Inputs (Level 3) | Owner occupied commercial real estate | Commercial and industrial
Financial assets:
Loans, net	7,556	8,447
Significant Unobservable Inputs (Level 3) | Non-owner occupied commercial real estate | Commercial and industrial
Financial assets:
Loans, net	11,371	11,946
Carrying Amount
Financial assets:
Cash and cash equivalents	363,087	435,599
Time deposits in other financial institutions	1,740	2,894
Carried at fair value	6,147,144	7,530,374
Held to maturity	829,403	84,709
Other investments	74,567	82,567
Loans held for sale	5,277	21,640
Loans, net	11,318,869	9,844,484
Cash surrender value on life insurance	193,403	191,722
Derivatives	46,293	23,891
Financial liabilities:
Short term borrowings	376,117	131,597
Other borrowings	371,753	372,072
Derivatives	46,226	25,099
Carrying Amount | Interest rate lock commitments
Financial assets:
Derivatives	174	1,306
Carrying Amount | Forward commitments
Financial assets:
Derivatives	47	32
Financial liabilities:
Derivatives	99	95
Carrying Amount | Demand deposits
Financial liabilities:
Deposits	5,701,340	6,495,326
Carrying Amount | Savings deposits
Financial liabilities:
Deposits	9,994,391	8,897,909
Carrying Amount | Time deposits
Financial liabilities:
Deposits	1,817,278	1,024,020
Carrying Amount | Commercial and industrial | Commercial and industrial
Financial assets:
Loans, net	3,435,343	2,617,347
Carrying Amount | Commercial and industrial | Real estate construction
Financial assets:
Loans, net	1,046,084	833,581
Carrying Amount | Agricultural and agricultural real estate
Financial assets:
Loans, net	917,876	748,540
Carrying Amount | Residential real estate
Financial assets:
Loans, net	845,650	820,856
Carrying Amount | Consumer
Financial assets:
Loans, net	497,131	410,474
Carrying Amount | Paycheck Protection Program ("PPP") | Commercial and industrial
Financial assets:
Loans, net	11,025	199,883
Carrying Amount | Owner occupied commercial real estate | Commercial and industrial
Financial assets:
Loans, net	2,251,359	2,221,120
Carrying Amount | Non-owner occupied commercial real estate | Commercial and industrial
Financial assets:
Loans, net	2,314,401	1,992,683
Estimated Fair Value
Financial assets:
Cash and cash equivalents	363,087	435,599
Time deposits in other financial institutions	1,740	2,894
Carried at fair value	6,147,144	7,530,374
Held to maturity	776,557	94,139
Other investments	74,567	82,567
Loans held for sale	5,277	21,640
Loans, net	10,653,837	9,851,556
Cash surrender value on life insurance	193,403	191,722
Derivatives	46,293	23,891
Financial liabilities:
Short term borrowings	376,117	131,597
Other borrowings	372,473	373,194
Derivatives	46,226	25,099
Estimated Fair Value | Interest rate lock commitments
Financial assets:
Derivatives	174	1,306
Estimated Fair Value | Forward commitments
Financial assets:
Derivatives	47	32
Financial liabilities:
Derivatives	99	95
Estimated Fair Value | Demand deposits
Financial liabilities:
Deposits	5,701,340	6,495,326
Estimated Fair Value | Savings deposits
Financial liabilities:
Deposits	9,994,391	8,897,909
Estimated Fair Value | Time deposits
Financial liabilities:
Deposits	1,817,278	1,024,020
Estimated Fair Value | Commercial and industrial | Commercial and industrial
Financial assets:
Loans, net	3,270,127	2,603,001
Estimated Fair Value | Commercial and industrial | Real estate construction
Financial assets:
Loans, net	1,039,244	844,578
Estimated Fair Value | Agricultural and agricultural real estate
Financial assets:
Loans, net	842,637	749,238
Estimated Fair Value | Residential real estate
Financial assets:
Loans, net	741,325	819,178
Estimated Fair Value | Consumer
Financial assets:
Loans, net	480,018	415,487
Estimated Fair Value | Paycheck Protection Program ("PPP") | Commercial and industrial
Financial assets:
Loans, net	11,025	199,883
Estimated Fair Value | Owner occupied commercial real estate | Commercial and industrial
Financial assets:
Loans, net	2,084,665	2,222,030
Estimated Fair Value | Non-owner occupied commercial real estate | Commercial and industrial
Financial assets:
Loans, net	$ 2,184,796	$ 1,998,161