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Cost of revenues
12 Months Ended
Dec. 31, 2017
Cost of Revenue [Abstract]  
Cost of revenues
14.
Cost of revenues
 
Cost of revenues from continuing operations (In
 
Years ended December 31,
 
thousands)
 
2015
 
2016
 
2017
 
Bandwidth costs
 
 
37,218
 
 
55,135
 
 
68,441
 
Cost of inventories sold
 
 
2,621
 
 
4,357
 
 
21,485
 
Cost of live video
 
 
204
 
 
2,505
 
 
12,724
 
Depreciation of servers and other equipment
 
 
4,873
 
 
5,848
 
 
7,647
 
Payment handling charges
 
 
8,909
 
 
6,919
 
 
4,855
 
Other costs (note)
 
 
5,425
 
 
5,164
 
 
2,724
 
Total
 
 
59,250
 
 
79,928
 
 
117,876
 
 
Note: Other costs mainly include game sharing costs and content costs.