Annual report pursuant to Section 13 and 15(d)

Intangible Assets and Goodwill (Rollforward) (Details)

v2.4.0.8
Intangible Assets and Goodwill (Rollforward) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2013
ACS [Member]
Jul. 22, 2013
ACS [Member]
Dec. 31, 2013
Denali Media Holdings [Member]
Goodwill [Roll Forward]            
Goodwill beginning balance $ 77,294 $ 74,883     $ 140,081  
Contingent consideration to former shareholders of United Utilities, Inc.   2,411        
Goodwill acquired during period       140,080   1,667
Goodwill ending balance 219,041 77,294 74,883   140,081  
Finite-lived Intangible Assets [Roll Forward]            
Beginning Balance 16,560 15,835        
Asset additions 61,919 5,952        
Amortization expense 7,044 5,227 6,039      
Ending Balance $ 71,435 $ 16,560 $ 15,835