Annual report pursuant to Section 13 and 15(d)

Note 18 - Restricted Cash and Investments (Details Textual)

v3.5.0.2
Note 18 - Restricted Cash and Investments (Details Textual) - USD ($)
Jun. 30, 2016
Jun. 30, 2015
Restricted Cash and Investments, Noncurrent $ 7,800,000 $ 8,000,000