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INCOME TAXES (Details 1) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Income Tax Expense (Benefit), Continuing Operations, Income Tax Reconciliation [Abstract] |  |  |
Computed statutory federal income tax provision | $ 73,028 | $ 32,902 | $ 32,096
State taxes, net of federal tax benefit | 19,728 | 8,754 | 8,147
Low Income Housing Project Investments | (3,364) | (2,308) | (1,851)
Nontaxable interest, net | (3,191) | (1,022) | (723)
Increase in cash surrender value of life insurance | (1,885) | (1,405) | (1,345)
Effective Income Tax Rate Reconciliation, Increase in uncertain positions, amount | (1,035) | 50 | 0
Stock-based compensation | (202) | (372) | (1,067)
Effective Income Tax Rate Reconciliation, CARES Act, Amount | 0 | 0 | (4,809)
Change in valuation allowance | 52 | 26 | 0
Merger and other related costs (non-deductible) | 0 | 630 | 0
Other, net | 810 | (1,572) | 1,221
Income tax benefit | $ 83,941 | $ 35,683 | $ 31,669
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract] |  |  |
Computed statutory federal income tax provision | 21.00% | 21.00% | 21.00%
State taxes, net of federal tax benefit | 5.67% | 5.59% | 5.33%
Low Income Housing Project Investments | (0.97%) | (1.47%) | (1.21%)
Nontaxable interest, net | (0.92%) | (0.65%) | (0.47%)
Increase in cash surrender value of life insurance | (0.54%) | (0.90%) | (0.88%)
Increase (decrease) in uncertain positions | (0.30%) | 0.03% | 0.00%
Stock-based compensation | (0.06%) | (0.24%) | (0.70%)
Effective Income Tax Rate Reconciliation, CARES Act, Percent | 0.00% | 0.00% | (3.15%)
Change in valuation allowance | 0.01% | 0.02% | 0.00%
Merger and other related costs (non-deductible) | 0.00% | 0.40% | 0.00%
Other, net | 0.25% | (1.00%) | 0.80%
Total expense | 24.14% | 22.78% | 20.72%

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