ACCRUED EXPENSES AND NON-CURRENT LIABILITIES (Accrued Expenses) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
ACCRUED EXPENSES AND NON-CURRENT LIABILITIES [Abstract]
Accrued interest	$ 8,322	$ 2,774
Accrued compensation and benefits	3,499	3,567
Accrued property and other taxes	5,719	5,369
Accrued customer liabilities and deposits	2,946	3,176
Accrued professional and other service provider fees	969	1,826
Accrued liability for contingent consideration	2,221	2,020
Accrued commissions	638	513
Accrued telecommunications expenses	831	1,580
Accrued satellite and ground construction costs	773	5,776
Other accrued expenses	3,595	2,205
Total accrued expenses	$ 29,513	$ 28,806