Quarterly report pursuant to Section 13 or 15(d)

Long-Term Investments (Details)

v3.8.0.1
Long-Term Investments (Details)
$ in Thousands
3 Months Ended 9 Months Ended
Mar. 31, 2018
USD ($)
investment
Mar. 31, 2017
USD ($)
Mar. 31, 2018
USD ($)
investment
Mar. 31, 2017
USD ($)
Jun. 30, 2017
USD ($)
Equity Method Investments and Cost Method Investments [Abstract]          
Number of investments | investment 2   2    
Equity method investment $ 7,745   $ 7,745   $ 7,467
Cost method investment 500   500   500
Equity and cost method investment $ 8,245   $ 8,245   $ 7,967
Ownership percentage, equity method investment 20.60%   20.60%    
Income (loss) from equity method investment $ 99 $ (6) $ 278 $ 73  
Ownership percentage, cost method investment 2.50%   2.50%   2.50%