Note 9 - Accounts Payable and Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2013

Payables and Accruals [Abstract]

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

	December 31,
	2013		2012
	(Dollars in thousands)
Trade payables	$	49,619	$	51,303
Salaries and other payroll costs		11,711		10,423
Customer advances		6,410		9,592
Accrued interest		9,277		9,110
Income tax payable		224		1,467
Property tax payable		4,671		4,399
Scheduling and transmission		1,300		594
Royalty accrual		1,531		1,646
Deferred revenues		5,750		-
Other		7,554		9,467
Total	$	98,047	$	98,001