Quarterly report pursuant to Section 13 or 15(d)

Long-Term Investments (Details)

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Long-Term Investments (Details)
$ in Thousands
Dec. 31, 2019
USD ($)
investment
Jun. 30, 2019
USD ($)
Schedule of Equity Method Investments [Line Items]    
Number of investments | investment 3  
Carrying Value $ 11,999 $ 11,885
Company A    
Schedule of Equity Method Investments [Line Items]    
Carrying Value $ 2,002 $ 2,000
Ownership Percentage 7.40% 7.40%
Company B    
Schedule of Equity Method Investments [Line Items]    
Carrying Value $ 9,140 $ 9,059
Ownership Percentage 20.60% 20.60%
Company C    
Schedule of Equity Method Investments [Line Items]    
Carrying Value $ 857 $ 826
Ownership Percentage 10.00% 10.00%