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Description of Stock Plans - Additional Information (Detail) |  |  |  | 0 Months Ended |  |  |
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Sep. 10, 2012 Before Amendment | Sep. 10, 2012 After Amendment | Feb. 12, 2008 2007 Employee, Director and Consultant Stock Plan equity compensation plan | Mar. 07, 2008 2007 Employee, Director and Consultant Stock Plan equity compensation plan Any fiscal year | Sep. 27, 2007 2007 Employee, Director and Consultant Stock Plan equity compensation plan Maximum | Sep. 27, 2007 2007 Employee, Director and Consultant Stock Plan equity compensation plan Maximum | Jun. 30, 2014 Stock Option Plan 2011 | May 23, 2012 Stock Option Plan 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |
Number of shares authorized under stock compensation plan | 4,000,000 | 20,000,000 |  |  |  |  |  |
Shares reserved for future issuance |  |  |  |  |  |  |  | 20,000,000
Number of shares available for issuance |  |  | 7,000,000 | 1,100,000 |  | 3,000,000 | 16,738,643 |
Option plan, term |  |  |  |  | 10 years |  |  |

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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 + Details
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- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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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 + Details
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- Definition Weighted average remaining contractual term for fully vested and expected to vest options that are exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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