Acquisitions - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Jul. 15, 2015
Jun. 15, 2015
May 29, 2015
May 06, 2014
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2016
May 31, 2015
May 06, 2015
Business Acquisition [Line Items]                  
Goodwill         $ 253,851 $ 77,617 $ 251,024    
Business Acquisition, Share Price         $ 0.01   $ 0.01    
Cadillac Jack [Member]                  
Business Acquisition [Line Items]                  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents     $ 4,200            
Business acquisition, percentage of equity interests acquired     100.00%            
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets     $ 8,300            
Aggregate purchase price     380,460            
Research and Development in Process     30,000            
Goodwill     171,497            
Intangible assets     199,752            
Contingent consideration     (1,300)            
Cadillac Jack [Member] | Notes Payable [Member] | Promissory Note 12.0 Million Amaya [Member]                  
Business Acquisition [Line Items]                  
Seller note     12,000            
Gamingo [Member]                  
Business Acquisition [Line Items]                  
Business acquisition, percentage of equity interests acquired   100.00%              
Aggregate purchase price   $ 8,800              
Business Combination, Contingent Consideration, Liability, Noncurrent   5,000              
Goodwill   4,900              
Intangible assets   $ 4,200              
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life   3 years              
Intellectual Property Acquisitions [Member]                  
Business Acquisition [Line Items]                  
Aggregate purchase price         $ 10,000        
Business Combination, Contingent Consideration, Liability, Noncurrent         1,500        
Goodwill         3,400        
Intangible assets         $ 5,700        
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life         8 years 6 months        
C2 Gaming, LLC [Member]                  
Business Acquisition [Line Items]                  
Business Combination, Working Capital Increase (Decrease)       $ 273          
Business acquisition, percentage of equity interests acquired       100.00%          
Aggregate purchase price       $ 23,273          
Goodwill       13,744          
Intangible assets       8,722          
One-year payment       9,000          
Contingent consideration       $ 3,000          
Payments for Previous Acquisition $ 1,000         $ 500      
Business Combination, Contingent Consideration, Liability               $ 2,100 $ 2,500
Business Combination, Contingent Consideration, Liability, Value After Reduction $ 1,100                
Maximum [Member] | Cadillac Jack [Member]                  
Business Acquisition [Line Items]                  
Contingent consideration     $ 25,000