Note 12 - Income Taxes - Components of Income Tax Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Federal	$ 5,428	$ 57,029	$ 29,955
State	48,812	56,953	44,416
Total Current	54,240	113,982	74,371
Federal	(1,676)	(1,776)	5,986
State	(3,106)	(312)	3,182
Total Deferred	(4,782)	(2,088)	9,168
Total income tax expense, amount	$ 49,458	$ 111,894	$ 83,539