XML 119 R44.htm IDEA: XBRL DOCUMENT v3.20.1
GENERAL (Narrative) (Details)
$ in Thousands
12 Months Ended
Aug. 20, 2018
USD ($)
Dec. 31, 2019
USD ($)
market
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Business Acquisition [Line Items]        
Number of main markets | market   2    
Goodwill   $ 1,378,418 $ 1,366,206 $ 1,318,242
Purchase price       76,870
Net tangible liabilities       2,291
Identifiable intangible assets       51,015
Amount of goodwill       28,145
Acquisition costs   720 $ 1,249 $ 970
Mattersight        
Business Acquisition [Line Items]        
Goodwill $ 48,579      
Consideration transferred in acquisition 105,053      
Mattersight | Core Technology        
Business Acquisition [Line Items]        
Assets acquired and liabilities assumed through business combination $ 50,852      
Mattersight | Core Technology | Minimum        
Business Acquisition [Line Items]        
Estimated useful life 5 years      
Mattersight | Core Technology | Maximum        
Business Acquisition [Line Items]        
Estimated useful life 7 years      
Mattersight | Customer relationships        
Business Acquisition [Line Items]        
Assets acquired and liabilities assumed through business combination $ 7,757      
Estimated useful life 7 years      
Mattersight | Customer Backlog        
Business Acquisition [Line Items]        
Assets acquired and liabilities assumed through business combination $ 5,439      
Mattersight | Customer Backlog | Minimum        
Business Acquisition [Line Items]        
Estimated useful life 2 years      
Mattersight | Customer Backlog | Maximum        
Business Acquisition [Line Items]        
Estimated useful life 3 years      
Series of Individually Immaterial Business And Asset Acquisitions        
Business Acquisition [Line Items]        
Business combination and asset acquisition consideration transferred   26,671    
Intangible assets identified   15,683    
Goodwill   $ 14,480