v3.3.1.900
Investments in Affiliates and Redeemable Noncontrolling Interests (Investments) (Details)
 1 Months Ended 3 Months Ended 9 Months Ended
Sep. 30, 2013
Apr. 30, 2005
USD ($)
Dec. 31, 2015
USD ($)
$ / shares
shares
Dec. 31, 2014
USD ($)
Dec. 31, 2015
USD ($)
$ / shares
shares
Dec. 31, 2014
USD ($)
Mar. 31, 2015
USD ($)
$ / shares
shares
Nov. 18, 2014
$ / shares
shares
Dec. 31, 2013
USD ($)
Feb. 28, 2013
Schedule of Equity Method Investments, Variable Interest Entities and Subsidiaries                    
Net income attributable to the noncontrolling interest     $ 27,000 $ (7,000) $ 1,013,000 $ 1,208,000        
Common shares authorized | shares     100   100   100 100    
Common stock, par value (in usd per share) | $ / shares     $ 0.0001   $ 0.0001   $ 0.0001 $ 0.0001    
Distributions from affiliates         $ 0 2,570,000        
Radar Online, LLC                    
Schedule of Equity Method Investments, Variable Interest Entities and Subsidiaries                    
Equity method investment, ownership percentage     50.00%   50.00%          
Management fee receivable     $ 2,000,000   $ 2,000,000   $ 1,900,000      
Mr. Olympia, LLC | Variable Interest Entity, Primary Beneficiary                    
Schedule of Equity Method Investments, Variable Interest Entities and Subsidiaries                    
Net income attributable to the noncontrolling interest         (1,000,000) $ (1,300,000)        
Mr. Olympia, LLC | Variable Interest Entity, Primary Beneficiary | Co-venturer | Trademarks                    
Schedule of Equity Method Investments, Variable Interest Entities and Subsidiaries                    
Trademarks licensed from the other limited liabiity company member to joint venture   $ 3,000,000                
Trademarks licensed from the other limited liability company member to joint venture, payment period   10 years                
Mr. Olympia, LLC | Variable Interest Entity, Primary Beneficiary | Put Option                    
Schedule of Equity Method Investments, Variable Interest Entities and Subsidiaries                    
Put/call option right exercise price   $ 3,000,000.0                
Mr. Olympia, LLC | Variable Interest Entity, Primary Beneficiary | Call Option                    
Schedule of Equity Method Investments, Variable Interest Entities and Subsidiaries                    
Put/call option right exercise price   $ 3,000,000.0                
ZAM | Company                    
Schedule of Equity Method Investments, Variable Interest Entities and Subsidiaries                    
Joint venture, initial ownership percentage                   51.00%
ZAM | Co-venturer                    
Schedule of Equity Method Investments, Variable Interest Entities and Subsidiaries                    
Joint venture, initial ownership percentage                   49.00%
Distribution Services, Inc. [Member] | Select Media Services, LLC [Member]                    
Schedule of Equity Method Investments, Variable Interest Entities and Subsidiaries                    
Subsidiary or Equity Method Investee, Equity Method Investment, Ownership Percentage 0.275                  
Subsidiary or Equity Method Investee, Cash Exchanged for Membership Interest                 $ 2,300,000  
Distributions from affiliates         $ 1,700,000