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Intangible Assets Impairment of Long-Lived Assets (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Dec. 31, 2015	Dec. 31, 2015
Impairment of Intangible Assets, Finite-lived	$ 0.6	$ 0.6
Long-Lived Assets Impaired	During the three months ended December 31, 2015, the Company decided to record end-of-life adjustments for its hosted virtual desktop service (Zerigo). The Company evaluated long-lived assets related to Zerigo such as technology, customer relationships, and trade name. The Company determined it was appropriate to record an impairment charge equal to the remaining value of the long-lived assets this quarter.
Cost of service revenue
Impairment of Intangible Assets, Finite-lived	$ 0.2	0.2
Sales and marketing
Impairment of Intangible Assets, Finite-lived	$ 0.4	$ 0.4

X

- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16373-109275

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- Definition

An explanation of any significant deletions to intangible assets during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.15)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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