Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets, Net (Assets) (Details)

v3.10.0.1
Goodwill and Intangible Assets, Net (Assets) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Dec. 31, 2017
Changes in the carrying amount of the Company's goodwill          
Balance at period start     $ 432,955    
Foreign currency translation     (1,124)    
Balance at period end $ 519,923   519,923    
Gross Carrying Amount 488,934   488,934   $ 352,567
Accumulated Amortization (170,667)   (170,667)   (129,836)
Net Carrying Amount 318,267   318,267   222,731
Amortization expense 13,477 $ 10,377 40,831 $ 31,333  
Customer lists          
Changes in the carrying amount of the Company's goodwill          
Gross Carrying Amount 372,850   372,850   259,350
Accumulated Amortization (105,186)   (105,186)   (78,482)
Net Carrying Amount 267,664   $ 267,664   180,868
Customer lists | Minimum          
Changes in the carrying amount of the Company's goodwill          
Estimated Useful Life     7 years    
Customer lists | Maximum          
Changes in the carrying amount of the Company's goodwill          
Estimated Useful Life     15 years    
Proprietary technologies          
Changes in the carrying amount of the Company's goodwill          
Gross Carrying Amount 75,544   $ 75,544   57,377
Accumulated Amortization (41,714)   (41,714)   (31,067)
Net Carrying Amount 33,830   $ 33,830   26,310
Proprietary technologies | Minimum          
Changes in the carrying amount of the Company's goodwill          
Estimated Useful Life     4 years    
Proprietary technologies | Maximum          
Changes in the carrying amount of the Company's goodwill          
Estimated Useful Life     8 years    
Trade names and domains          
Changes in the carrying amount of the Company's goodwill          
Gross Carrying Amount 29,540   $ 29,540   24,840
Accumulated Amortization (12,919)   (12,919)   (9,701)
Net Carrying Amount 16,621   $ 16,621   15,139
Trade names and domains | Minimum          
Changes in the carrying amount of the Company's goodwill          
Estimated Useful Life     1 year    
Trade names and domains | Maximum          
Changes in the carrying amount of the Company's goodwill          
Estimated Useful Life     7 years    
Backlog          
Changes in the carrying amount of the Company's goodwill          
Gross Carrying Amount 11,000   $ 11,000   11,000
Accumulated Amortization (10,848)   (10,848)   (10,586)
Net Carrying Amount 152   $ 152   $ 414
Backlog | Maximum          
Changes in the carrying amount of the Company's goodwill          
Estimated Useful Life     4 years    
FolioDynamix          
Changes in the carrying amount of the Company's goodwill          
Acquisition     $ 81,207    
Balance at period end 81,207   81,207    
Amortization expense 4,706   13,407    
Second Acquisition          
Changes in the carrying amount of the Company's goodwill          
Acquisition     6,885    
Envestnet          
Changes in the carrying amount of the Company's goodwill          
Balance at period start     163,751    
Foreign currency translation     0    
Balance at period end 244,958   244,958    
Envestnet | FolioDynamix          
Changes in the carrying amount of the Company's goodwill          
Acquisition     81,207    
Envestnet | Second Acquisition          
Changes in the carrying amount of the Company's goodwill          
Acquisition     0    
Envestnet Yodlee          
Changes in the carrying amount of the Company's goodwill          
Balance at period start     269,204    
Foreign currency translation     (1,124)    
Balance at period end $ 274,965   274,965    
Envestnet Yodlee | FolioDynamix          
Changes in the carrying amount of the Company's goodwill          
Acquisition     0    
Envestnet Yodlee | Second Acquisition          
Changes in the carrying amount of the Company's goodwill          
Acquisition     $ 6,885