Organization and Summary of Significant Accounting Policies - (Additional Information) (Detail) - shares	Jun. 30, 2015	Dec. 31, 2014	Apr. 30, 2014
Business Acquisition [Line Items]
Common Stock, Shares, Outstanding	20,391,206	19,427,331
Medite Enterprise [Member]
Business Acquisition [Line Items]
Business Acquisition, Percentage of Voting Interests Acquired			100.00%
Common Stock, Shares, Outstanding			14,687,500