Quarterly report pursuant to Section 13 or 15(d)

SIGNIFICANT ACCOUNTING POLICIES UPDATE - Schedule of Principal Transactions Revenue (Details)

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SIGNIFICANT ACCOUNTING POLICIES UPDATE - Schedule of Principal Transactions Revenue (Details)
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Revenue from External Customer [Line Items]        
Revenue by type of arrangement, percent 1.00 1.00 1.00 1.00
Sale of products        
Revenue from External Customer [Line Items]        
Revenue by type of arrangement, percent 0.945 0.972 0.950 0.967
Maintenance and support agreements        
Revenue from External Customer [Line Items]        
Revenue by type of arrangement, percent 0.035 0.026 0.035 0.033
Long term research and development contracts        
Revenue from External Customer [Line Items]        
Revenue by type of arrangement, percent 0.020 0.002 0.015 0.000