LONG-TERM DEBT: (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Debt Instrument [Line Items]
Total Debt	$ 823,489	$ 819,490
Less: current portion	3,829	3,840
Less: original issue discount	2,646	3,855
Long-term debt, net	817,014	811,795
Senior bank term debt [Member]
Debt Instrument [Line Items]
Total Debt	369,489	373,456
Senior Subordinated Notes due February 2020 [Member]
Debt Instrument [Line Items]
Total Debt	335,000	0
Senior Subordinated Notes due May 2016 [Member]
Debt Instrument [Line Items]
Total Debt	0	327,034
Senior Secured TV One Notes due March 2016 [Member]
Debt Instrument [Line Items]
Total Debt	$ 119,000	$ 119,000