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Commitments and Contingencies Long Term Commitments (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2017 | Jun. 30, 2016
Commitments and Contingencies Disclosure [Abstract] |  |
Material Commitments to Purchase Property and Equipment | $ 0 | $ 0

X
- References No definition available. + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The minimum amount the entity agreed to spend under the long-term purchase commitment. + References No definition available. + Details
Name: | us-gaap_LongTermPurchaseCommitmentAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration