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Note 10 - Income Taxes - Income Tax Reconciliation (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Tax provision at Federal statutory rate, amount | $ 80,187 | $ 53,333 | $ 73,368
Tax provision at Federal statutory rate, percent | 21.00% | 21.00% | 21.00%
State income taxes, net of Federal income tax benefit, amount | $ 37,602 | $ 23,602 | $ 33,276
State income taxes, net of Federal income tax benefit, percent | 9.80% | 9.30% | 9.50%
Excess deduction for stock option and RSUs, amount | $ (20) | $ 264 | $ (398)
Excess deduction for stock option and RSUs, percent | (0.00%) | 0.10% | (0.10%)
Low income housing and other tax credits, amount | $ (32,795) | $ (52,979) | $ (37,519)
Low income housing and other tax credits, percent | (8.60%) | (20.80%) | (10.70%)
Other, net, amount | $ (1,435) | $ 885 | $ 1,507
Other, net, percent | (0.40%) | 0.30% | 0.40%
Total income tax expense, amount | $ 83,539 | $ 25,105 | $ 70,234
Total income tax expense, percent | 21.90% | 9.90% | 20.10%

X
- Definition Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to excess tax benefit for share-based compensation cost. + References No definition available. + Details
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