Short-Term And Long-Term Investments (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Jun. 30, 2015
Investments, Debt and Equity Securities Statement [Line Items]
Short-term investments	$ 3,861	$ 4,134
Restricted cash in short-term investments	102	238
Long-term Investments	813	$ 827
Preferred Stock [Member]
Investments, Debt and Equity Securities Statement [Line Items]
Long-term Investments	725
Time Deposits [Member]
Investments, Debt and Equity Securities Statement [Line Items]
Other Long-term Investments	$ 88