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INCOME TAXES (Details - Reconciliation of the statutory U.S. federal rate and effective rates) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Income Tax Disclosure [Abstract] |  |  |  |  |  |  |  |  |  |  |
Federal tax |  |  |  |  |  |  |  |  | $ 6,231 | $ 8,256 | $ 8,971
State franchise tax, net of federal benefit |  |  |  |  |  |  |  |  | 3,891 | 1,332 | 1,799
Other Non deductible expenses |  |  |  |  |  |  |  |  | 674 | 471 | 91
Noncontrolling interests in partnerships |  |  |  |  |  |  |  |  | (1,824) | (1,237) | (687)
Changes in valuation allowance |  |  |  |  |  |  |  |  | (462) | 1,760 | (1,045)
Tax Cuts and Jobs Act |  |  |  |  |  |  |  |  | 0 | 0 | 13,527
Gain on change in control |  |  |  |  |  |  |  |  | 0 | (8,303) | 0
Deferred true-ups and other |  |  |  |  |  |  |  |  | (761) | (4,254) | (194)
Other reconciling items |  |  |  |  |  |  |  |  | (1,520) | 2,369 | 1,848
Income tax expense | $ 2,673 | $ 1,816 | $ 2,969 | $ (1,230) | $ (2,441) | $ 2,827 | $ 2,505 | $ (2,497) | $ 6,229 | $ 394 | $ 24,310
Federal tax, percent |  |  |  |  |  |  |  |  | 21.00% | 21.00% | 34.00%
State franchise tax, net of federal benefit, percent |  |  |  |  |  |  |  |  | 13.12% | 3.39% | 6.82%
Other Non deductible expenses, percent |  |  |  |  |  |  |  |  | 2.27% | 1.20% | 0.35%
Noncontrolling interests in partnerships, percent |  |  |  |  |  |  |  |  | (6.15%) | (3.15%) | (2.61%)
Changes in valuation allowance, percent |  |  |  |  |  |  |  |  | (1.56%) | 4.48% | (3.96%)
Tax Cuts and Jobs Act, percent |  |  |  |  |  |  |  |  | 0.00% | 0.00% | 51.27%
Gain on change in control, percent |  |  |  |  |  |  |  |  | 0.00% | (21.12%) | 0.00%
Deferred true-ups and other, percent |  |  |  |  |  |  |  |  | (2.56%) | (10.82%) | (0.74%)
Other reconciling items, percent |  |  |  |  |  |  |  |  | (5.12%) | 6.02% | 7.00%
Income tax expense (benefit), percent |  |  |  |  |  |  |  |  | 21.00% | 1.00% | 92.13%

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