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Summary of Recorded Intangible Assets Acquired and Estimated Useful Lives (Details) - Sartini Gaming [Member]
$ in Thousands
Jul. 31, 2015
USD ($)
Acquired Finite Lived Intangible Assets [Line Items]  
Intangible assets $ 80,460
Trade Names [Member]  
Acquired Finite Lived Intangible Assets [Line Items]  
Intangible assets 12,200
Gaming licenses [Member]  
Acquired Finite Lived Intangible Assets [Line Items]  
Intangible assets 960
Player relationships [Member]  
Acquired Finite Lived Intangible Assets [Line Items]  
Intangible assets $ 7,300
Player relationships [Member] | Minimum [Member]  
Acquired Finite Lived Intangible Assets [Line Items]  
Intangible Assets, Remaining Useful Life (Years) 8 years
Player relationships [Member] | Maximum [Member]  
Acquired Finite Lived Intangible Assets [Line Items]  
Intangible Assets, Remaining Useful Life (Years) 14 years
Customer Relationships [Member]  
Acquired Finite Lived Intangible Assets [Line Items]  
Intangible assets $ 59,200
Customer Relationships [Member] | Minimum [Member]  
Acquired Finite Lived Intangible Assets [Line Items]  
Intangible Assets, Remaining Useful Life (Years) 13 years
Customer Relationships [Member] | Maximum [Member]  
Acquired Finite Lived Intangible Assets [Line Items]  
Intangible Assets, Remaining Useful Life (Years) 16 years
Other intangible assets [Member]  
Acquired Finite Lived Intangible Assets [Line Items]  
Intangible assets $ 800
Other intangible assets [Member] | Minimum [Member]  
Acquired Finite Lived Intangible Assets [Line Items]  
Intangible Assets, Remaining Useful Life (Years) 2 years
Other intangible assets [Member] | Maximum [Member]  
Acquired Finite Lived Intangible Assets [Line Items]  
Intangible Assets, Remaining Useful Life (Years) 10 years