XML 72 R61.htm IDEA: XBRL DOCUMENT v3.8.0.1
Concentration of Credit Risk - Schedule of Revenue by Geography (Details) - Customer Concentration Risk - Net Revenue
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Concentration Risk [Line Items]    
Concentration risk percentage 10.00% 10.00%
China    
Concentration Risk [Line Items]    
Concentration risk percentage 64.00% 71.00%
Other Asia    
Concentration Risk [Line Items]    
Concentration risk percentage 8.00% 13.00%
North America    
Concentration Risk [Line Items]    
Concentration risk percentage 22.00% 10.00%
Europe    
Concentration Risk [Line Items]    
Concentration risk percentage 6.00% 6.00%