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Note 12 - Federal and State Income Taxes - Income Tax Rate Reconciliation (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Federal income tax at statutory rate, amount $ 24,991 $ 21,526 $ 4,916
Federal income tax at statutory rate, percent 21.00% 21.00% 21.00%
Nondeductible per diem and meals, amount $ 0 $ 0 $ 321
Nondeductible per diem and meals, percent 0.00% 0.00% 1.40%
State income taxes/other, net, amount $ 3,344 $ 4,463 $ 345
State income taxes/other, net, percent 2.80% 4.40% 1.50%
Total federal & state income tax expense $ 28,335 $ 25,989 $ 5,582
Total income tax (benefit) expense, percent 23.80% 25.40% 23.90%