Note 10 - Accounts Payable and Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]

	December 31,
	2020		2019
	(Dollars in thousands)
Trade payable	$	75,779	$	73,271
Salaries and other payroll costs		29,271		24,364
Customer advances		1,197		2,092
Accrued interest		7,843		6,321
Income tax payable		19,913		11,344
Property tax payable		1,378		3,033
Scheduling and transmission		2,632		2,264
Royalty accrual		3,581		6,457
Warranty accrual		2,087		3,245
Other		9,082		9,466
Total	$	152,763	$	141,857