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Summary of Significant Accounting Policies - Schedule of Revenue and Accounts Receivable for Each Significant Customer (Details) - Customer Concentration Risk
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Revenue | Customer A          
Concentration risk          
Concentration risk percentage 18.00% 22.00% 17.00% 23.00%  
Revenue | Customer B | Maximum          
Concentration risk          
Concentration risk percentage 10.00% 10.00% 10.00% 10.00%  
Revenue | Customer C          
Concentration risk          
Concentration risk percentage     10.00%    
Revenue | Customer C | Maximum          
Concentration risk          
Concentration risk percentage 10.00% 10.00%   10.00%  
Revenue | Customer D          
Concentration risk          
Concentration risk percentage 16.00% 11.00% 14.00% 11.00%  
Accounts Receivable, net | Customer A          
Concentration risk          
Concentration risk percentage     15.00%   12.00%
Accounts Receivable, net | Customer B          
Concentration risk          
Concentration risk percentage     11.00%   13.00%
Accounts Receivable, net | Customer C          
Concentration risk          
Concentration risk percentage         10.00%
Accounts Receivable, net | Customer C | Maximum          
Concentration risk          
Concentration risk percentage     10.00%    
Accounts Receivable, net | Customer D          
Concentration risk          
Concentration risk percentage         18.00%
Accounts Receivable, net | Customer D | Maximum          
Concentration risk          
Concentration risk percentage     10.00%