Quarterly report pursuant to Section 13 or 15(d)

Business Acquisitions (Details)

v3.7.0.1
Business Acquisitions (Details) - USD ($)
$ in Thousands
 3 Months Ended
Oct. 03, 2016
Mar. 31, 2017
Dec. 31, 2016
Consideration transferred in acquisition      
Cash consideration   $ 445  
Estimated fair values of the assets acquired and liabilities assumed      
Goodwill   432,339 $ 431,936
Wheelhouse Analytics, LLC      
Consideration transferred in acquisition      
Cash consideration $ 13,299    
Contingent consideration, maximum 4,000    
Contingent consideration liability 2,582    
Purchase consideration liability 887    
Working capital adjustment 110    
Cash acquired (80)    
Total 16,798    
Estimated fair values of the assets acquired and liabilities assumed      
Total tangible assets acquired   399  
Total liabilities assumed   (1,459)  
Identifiable intangible assets   7,300  
Goodwill   10,558  
Total net assets acquired   $ 16,798  
Intangible assets      
Intangible assets acquired, Amount 7,300    
Wheelhouse Analytics, LLC | Customer lists      
Intangible assets      
Intangible assets acquired, Amount $ 4,100    
Intangible assets acquired, Useful Life In Years 12 years    
Wheelhouse Analytics, LLC | Proprietary technology      
Intangible assets      
Intangible assets acquired, Amount $ 3,000    
Intangible assets acquired, Useful Life In Years 5 years    
Wheelhouse Analytics, LLC | Trade names and domains      
Intangible assets      
Intangible assets acquired, Amount $ 200    
Intangible assets acquired, Useful Life In Years 5 years