Note 9 - Accounts Payable and Accrued Expenses (Details) - Accounts Payable and Accrued Expenses (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Accounts Payable and Accrued Expenses [Abstract]
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