Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets (Details Textual)

v2.4.0.6
Intangible Assets (Details Textual) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2013
Subscriber relationships [Member]
Mar. 31, 2013
Licensing agreements [Member]
Jul. 31, 2008
Trademarks [Member]
Intangible Assets (Textual) [Abstract]          
Purchase price related to merger         $ 250,000
Impairment loss related to indefinite-lived intangibles 0 0      
Intangible assets (Additional Textual) [Abstract]          
Weighted average useful lives (in years)     9 years 9 years 1 month 6 days  
Amortization expense $ 12,591 $ 13,926