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Summary of Significant Accounting Policies (Schedule of Amounts Included in Consolidated Balance Sheets) (Details) - USD ($) $ in Thousands | Jun. 30, 2019 | Jun. 30, 2018
--- | --- | ---
Receivables [Abstract] |  |
Contract assets | $ 2,487 | $ 1,012
Contract liabilities | (854) | (259)
Ending balance | $ 1,633 | $ 753

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