LOANS AND ALLOWANCE - Narrative (Details) - USD ($)		3 Months Ended
	Apr. 01, 2022	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022	Dec. 31, 2021	Jan. 01, 2021
Receivables [Abstract]
Loans held for sale		$ 9,408,000		$ 9,094,000
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		12,241,461,000		12,003,894,000
Loans with an origination year of 2021		3,163,594,000		2,680,834,000
Loans with an origination year of 2020		2,541,697,000		1,843,080,000
Interest income recognized on non-accrual loans		0	$ 0
Allowance for credit losses increased		$ 225,000
Net recoveries			587,000
Standby letters of credit usual term		2 years
Off-balance sheet commitments		$ 23,300,000	20,500,000	23,300,000	$ 20,500,000
Provision for credit losses		0	$ 0
Cumulative Effect, Period of Adoption, Adjustment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Off-balance sheet commitments						$ 20,500,000
Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		82,900,000		51,000,000
Increase (decrease) in past due loans		31,900,000
60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		26,936,000		5,935,000
Increase (decrease) in past due loans		(21,000,000)
90 Days or More Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		27,046,000		16,021,000
Increase (decrease) in past due loans		11,000,000
Financial Asset, Equal to or Greater than 90 Days Past Due Still Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Increase (decrease) in past due loans		5,300,000
Commercial and industrial loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		3,502,204,000		3,437,126,000
Loans with an origination year of 2021		874,832,000		576,080,000
Loans with an origination year of 2020		496,521,000		159,416,000
Commercial and industrial loans | Allowance on Collateral Dependent Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Increase (decrease) in individually evaluated for impairment		8,900,000
Net recoveries		5,600,000
Commercial and industrial loans | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		9,995,000		434,000
Increase (decrease) in past due loans		(9,600,000)
Commercial and industrial loans | 90 Days or More Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		7,010,000		2,474,000
Increase (decrease) in past due loans		(4,500,000)
Commercial real estate, non-owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		2,375,410,000		2,407,475,000
Loans with an origination year of 2021		597,010,000		615,408,000
Loans with an origination year of 2020		591,861,000		596,899,000
Commercial real estate, non-owner occupied | Allowance on Collateral Dependent Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Increase (decrease) in individually evaluated for impairment		3,600,000
Commercial real estate, non-owner occupied | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		3,891,000		881,000
Increase (decrease) in past due loans		(3,000,000)
Commercial real estate, non-owner occupied | 90 Days or More Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		10,939,000		5,153,000
Increase (decrease) in past due loans		(5,800,000)
Commercial real estate, owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		1,244,117,000		1,246,528,000
Loans with an origination year of 2021		262,142,000		324,004,000
Loans with an origination year of 2020		309,584,000		335,062,000
Commercial real estate, owner occupied | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		7,444,000		0
Increase (decrease) in past due loans		(7,400,000)
Commercial real estate, owner occupied | 90 Days or More Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		1,803,000		319,000
Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		2,185,943,000		2,096,655,000
Loans with an origination year of 2021		735,432,000		494,049,000
Loans with an origination year of 2020		485,417,000		405,136,000
Residential | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		2,759,000		2,278,000
Residential | 90 Days or More Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		$ 5,940,000		$ 5,811,000
Level One
Accounts, Notes, Loans and Financing Receivable [Line Items]
Provision for credit losses	$ 2,800,000