XML 106 R92.htm IDEA: XBRL DOCUMENT v3.8.0.1
REPORTABLE SEGMENTS AND GEOGRAPHICAL INFORMATION (Schedule of Long-Lived Assets) (Details) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Segment Reporting Information [Line Items]    
Property and equipment, net $ 118,275 $ 87,678
Customer Engagement [Member]    
Segment Reporting Information [Line Items]    
Property and equipment, net 104,981 68,935
Financial Crime and Compliance [Member]    
Segment Reporting Information [Line Items]    
Property and equipment, net 9,636 13,192
Not Allocated [Member]    
Segment Reporting Information [Line Items]    
Property and equipment, net $ 3,658 $ 5,551