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Significant Accounting Policies (Details 1) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Sep. 30, 2012
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Goodwill [Roll Forward]        
Goodwill   $ 45,107    
Goodwill impairment (44,300) (44,257) 0 0
Goodwill   850 45,107  
Publishing
       
Goodwill [Roll Forward]        
Goodwill   44,257    
Goodwill impairment   (44,257)    
Goodwill   0    
Merchandising
       
Goodwill [Roll Forward]        
Goodwill   850    
Goodwill impairment   0    
Goodwill   $ 850