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Fair Value - Changes in Fair Value of Level 3 Contingent Consideration Liability (Detail) (USD $)
In Thousands, unless otherwise specified |
9 Months Ended |
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Mar. 31, 2014
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| Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | |
| Issuance of common stock in settlement of liability | $ (5,000) |
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Level 3 [Member]
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| Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | |
| Beginning balance | 8,247 |
| Contingent consideration liability incurred | 37,499 |
| Accretion and remeasurement | 56,731 |
| Issuance of common stock in settlement of liability | (33) |
| Ending balance | $ 102,444 |