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STOCKHOLDERS' DEFICIT (Details) | 9 Months Ended |
--- | --- | ---
Mar. 31, 2017 $ / shares shares | Jun. 30, 2016 $ / shares shares
Class A Common Stock |  |
Class of Stock [Line Items] |  |
Common stock, shares outstanding | shares | 50,706,518 | 45,995,528
Common stock, par value (in dollars per share) | $ / shares | $ 0.01 | $ 0.01
Voting rights, ratio of votes to shares held | 1 |
Class B Common Stock |  |
Class of Stock [Line Items] |  |
Common stock, shares outstanding | shares | 88,407,103 | 96,132,723
Common stock, par value (in dollars per share) | $ / shares | $ 0.000001 | $ 0.000001
Voting rights, ratio of votes to shares held | 1 |

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