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INCOME TAXES (Reconciliation of statutory federal income tax rate) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2022 | Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Dec. 31, 2021 | Sep. 30, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
INCOME TAXES |  |  |  |  |  |  |  |  |  |  |
Pretax income at statutory, amount |  |  |  |  |  |  |  |  | $ 20,349 | $ 18,810 | $ 12,163
Pretax income at statutory rates |  |  |  |  |  |  |  |  | 21.00% | 21.00% | 21.00%
State and local taxes, net of federal income tax benefit, amount |  |  |  |  |  |  |  |  | $ 9,544 | $ 9,904 | $ 5,828
State and local taxes, net of federal income tax benefit, rate |  |  |  |  |  |  |  |  | 9.85% | 11.06% | 10.06%
Nondeductible expenses, amount |  |  |  |  |  |  |  |  | $ 8,175 | $ 680 | $ 457
Nondeductible expenses, rate |  |  |  |  |  |  |  |  | 8.44% | 0.76% | 0.79%
Stock options, amount |  |  |  |  |  |  |  |  | $ (302) |  |
Stock options, rate |  |  |  |  |  |  |  |  | (0.31%) |  |
Excess tax deduction on equity awards, amount |  |  |  |  |  |  |  |  |  | $ (467) | $ (59)
Excess tax deduction on equity awards, rate |  |  |  |  |  |  |  |  |  | (0.52%) | (0.10%)
Tax-exempt income, net amount |  |  |  |  |  |  |  |  | $ (106) | $ (51) |
Tax-exempt income, net rate |  |  |  |  |  |  |  |  | (0.11%) | (0.06%) |
Other, amount |  |  |  |  |  |  |  |  | $ (187) | $ 139 | $ 63
Other, rate |  |  |  |  |  |  |  |  | (0.20%) | 0.15% | 0.11%
Effective income tax expense, amount | $ 9,021 | $ 10,991 | $ 10,442 | $ 7,019 | $ 9,165 | $ 7,994 | $ 6,229 | $ 5,627 | $ 37,473 | $ 29,015 | $ 18,452
Effective income tax expense, rate |  |  |  |  |  |  |  |  | 38.67% | 32.39% | 31.86%

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