Note 7 - Interest Expense, Net - Components of Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Interest related to sale of tax benefits	$ 3,463	$ 2,545	$ 6,894	$ 4,938
Interest expense	22,492	19,646	44,978	39,320
Less — amount capitalized	(5,537)	(3,565)	(10,373)	(6,616)
Total interest expense, net	$ 20,418	$ 18,626	$ 41,499	$ 37,642