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Schedule of Segment Reporting Information (Parenthetical) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Segment Reporting Information [Line Items]      
Non-cash purchases of property and equipment $ 717 $ 721 $ 2,838
Distributed Gaming [Member]      
Segment Reporting Information [Line Items]      
Non-cash purchases of property and equipment $ 2,600 $ 700