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Fair Value of Financial Instruments - Valuation Techniques and Significant Observable Inputs (Details) - Discounted Cash Flow - Fair Value, Measurements, Recurring - Significant unobservable inputs (Level 3)
9 Months Ended 12 Months Ended
Mar. 31, 2017
Jun. 30, 2016
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Fair Value Inputs, Discount Rate 15.20% 17.70%
Fair Value Inputs, Adjusted Earning before Interest, Taxes, Depreciation, and Amortization Growth Rate 44.30% 44.00%