Segment Reporting Revenue and Property and Equipment by Geographic Area (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2013
Geographic Areas, Revenue from External Customers	100%	100%	100%
Number of customers at more than 10% of revenue	0	0	0
Geographic Areas, Long-Lived Assets	$ 10,248us-gaap_NoncurrentAssets	$ 7,711us-gaap_NoncurrentAssets
Americas
Geographic Areas, Revenue from External Customers	92%	97%	99%
Geographic Areas, Long-Lived Assets	8,348	6,305
Europe
Geographic Areas, Revenue from External Customers	7%	2%	0%
Geographic Areas, Long-Lived Assets	1,411	1,087
Asia Pacific
Geographic Areas, Revenue from External Customers	1%	1%	1%
Geographic Areas, Long-Lived Assets	$ 489	$ 319

Disclosure about revenues from external customers (1) attributed to the entity's country of domicile and (2) attributed to all foreign countries in total from which the entity derives revenues.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 280

-SubTopic 10

-Section 50

-Paragraph 41

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e9038-108599

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- Definition

Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 280

-SubTopic 10

-Section 50

-Paragraph 41

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e9038-108599

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- Definition

Disclosure of the extent of enterprise reliance on its major customers. For example, includes revenues from transactions with a single external customer amounting to 10 percent or more of the entity's revenues, the total amount of revenues from each such customer, and the identity of the segment or segments reporting the revenues. A group of entities that the entity knows to be under common control generally will be considered a single customer for inclusion in this item. The federal government, a state government, a local government (for example, a county or municipality), or a foreign government each will generally be considered as a single customer for inclusion in this item.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 280

-SubTopic 10

-Section 50

-Paragraph 42

-URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e9054-108599

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