Note 6 - Interest Expense, Net (Tables)

6 Months Ended

Jun. 30, 2023

Notes Tables

Schedule of Other Nonoperating Expense, by Component [Table Text Block]

	Three Months Ended June 30,						Six Months Ended June 30,
	2023			2022			2023			2022
	(Dollars in thousands)						(Dollars in thousands)
Interest related to sale of tax benefits	$	3,610		$	3,463		$	6,951		$	6,894
Interest expense		25,162			22,492			49,781			44,978
Less — amount capitalized		(4,378	)		(5,537	)		(8,708	)		(10,373	)
Total interest expense, net	$	24,393		$	20,418		$	48,024		$	41,499