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Subsequent Event (Details) - 1 months ended May 10, 2017 - Subsequent Event [Member]
£ in Millions, shares in Millions, $ in Millions
GBP (£)
shares
USD ($)
shares
USD ($)
Jibe Consulting, Inc [Member]      
Subsequent Event [Line Items]      
Purchase consideration | $   $ 5.4  
Shares issued for consideration | shares 3.6 3.6  
Contingent consideration | $     $ 11.0
AECUS Limited [Member]      
Subsequent Event [Line Items]      
Purchase consideration | £ £ 3.2    
Contingent consideration | £ £ 3.0