Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation Plans and Awards - Schedule of Stock-Based Compensation Expenses Related to All Employee and Non-employee Stock-based Awards (Details)

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Stock-based Compensation Plans and Awards - Schedule of Stock-Based Compensation Expenses Related to All Employee and Non-employee Stock-based Awards (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Stock-based compensation expenses:    
Total stock-based compensation expense $ 26,436 $ 29,618
Cost of revenue—Other    
Stock-based compensation expenses:    
Total stock-based compensation expense 742 815
Cost of revenue—Ticketing service    
Stock-based compensation expenses:    
Total stock-based compensation expense 0 29
Product development    
Stock-based compensation expenses:    
Total stock-based compensation expense 6,417 7,915
Sales and marketing    
Stock-based compensation expenses:    
Total stock-based compensation expense 11,817 13,496
General and administrative    
Stock-based compensation expenses:    
Total stock-based compensation expense $ 7,460 $ 7,363