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Basis of Presentation and Summary of Significant Accounting Policies - Schedule of Marketing Expenses (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Organization, Consolidation and Presentation of Financial Statements [Abstract]        
Advertising, production, promotional and agency expenses $ 27,656 $ 29,342 $ 39,668 $ 37,598