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Fair Value Measurements (Tables) | 6 Months Ended
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Dec. 31, 2014
Fair Value Disclosures [Abstract] |
Schedule of the fair values of the senior notes |
As of | ​ | ​ | December 31, 2014 | ​ | ​ | June 30, 2014 | ​
Fair values | ​ | ​ | ​
Term B Loan | ​ | ​ | ​ | $ | 283,500 | ​ | ​ | ​ | ​ | $ | 289,638 | ​ | ​

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- Definition Tabular disclosure of information pertaining to carrying amount and estimated fair value of short-term and long-term debt instruments or arrangements, including but not limited to, identification of terms, features, and collateral requirements. + References No definition available. + Details
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