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Net Income (Loss) per Share - Narrative (Details)
Feb. 04, 2016
Jun. 30, 2016
shares
Jun. 30, 2015
shares
Earnings Per Share [Abstract]      
Number of shares issued or committed for issuance under outstanding stock options   900,623 621,443
Number of shares of restricted stock and shares reserved for restricted stock units outstanding   293,709 98,054
Reverse stock split ratio 0.0667