Envestnet, Inc. Quarterly report pursuant to Section 13 or 15(d)

Business Acquisitions (Details 2)

Business Acquisitions (Details 2) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012
Prima Capital Holding, Inc. [Member]
Summary of intangible assets acquired, estimated useful lives and amortization method
Intangible assets acquired, Amount	$ 4,940
Prima Capital Holding, Inc. [Member] \| Customer list [Member]
Summary of intangible assets acquired, estimated useful lives and amortization method
Intangible assets acquired, Amount	3,740
Intangible assets acquired, Weighted Average Useful Life	10 years
Prima Capital Holding, Inc. [Member] \| Proprietary Technology [Member]
Summary of intangible assets acquired, estimated useful lives and amortization method
Intangible assets acquired, Amount	700
Intangible assets acquired, Weighted Average Useful Life	5 years
Prima Capital Holding, Inc. [Member] \| Trade names [Member]
Summary of intangible assets acquired, estimated useful lives and amortization method
Intangible assets acquired, Amount	500
Intangible assets acquired, Weighted Average Useful Life	5 years
Tamarac, Inc. [Member]
Summary of intangible assets acquired, estimated useful lives and amortization method
Intangible assets acquired, Amount	16,150
Tamarac, Inc. [Member] \| Customer list [Member]
Summary of intangible assets acquired, estimated useful lives and amortization method
Intangible assets acquired, Amount	8,680
Intangible assets acquired, Weighted Average Useful Life	12 years
Tamarac, Inc. [Member] \| Proprietary Technology [Member]
Summary of intangible assets acquired, estimated useful lives and amortization method
Intangible assets acquired, Amount	5,880
Intangible assets acquired, Weighted Average Useful Life	8 years
Tamarac, Inc. [Member] \| Trade names [Member]
Summary of intangible assets acquired, estimated useful lives and amortization method
Intangible assets acquired, Amount	$ 1,590
Intangible assets acquired, Weighted Average Useful Life	5 years