Stockholders' Equity - Employee Stock Purchase Plan (Details) - Employee Stock Purchase Plan - 2012 Employee Stock Purchase Plan shares in Millions	3 Months Ended
Jun. 30, 2016 shares
Class of Stock [Line Items]
Common stock reserved for issuance (in shares)	3.8
Maximum percentage of base salary that can be contributed to purchase common stock	20.00%
Percentage of purchase price of common stock equal to fair market value	85.00%
Shares available for future issuance (in shares)	1.2

Employee Stock Purchase Plan (ESPP), Contribution to ESPP, Percentage of Base Salary

No definition available.

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- Definition

Percentage of purchase price of common stock equal to fair market value.

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Aggregate number of common shares reserved for future issuance.

+ 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 210.5-02.29)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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