LOANS AND LEASES - Commercial Real Estate Loans (Details) - Loan Portfolio Diversification Risk - Commercial Real Estate Loans	3 Months Ended	12 Months Ended
Mar. 31, 2023	Dec. 31, 2022
Percent owner-occupied
Financing Receivable, Allowance for Credit Loss [Line Items]
Percent of total loans and leases	29.90%	30.20%
Percent non-owner-occupied
Financing Receivable, Allowance for Credit Loss [Line Items]
Percent of total loans and leases	70.10%	69.80%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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