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Investments (Tables)
 3 Months Ended
Sep. 30, 2016
Investments, Debt and Equity Securities [Abstract]  
Schedule of Investments
The following table shows gains and losses on trading securities held for investment by the Company: 
 
 
Three Months Ended September 30,
(In thousands)
 
2016
 
2015
Total gains (losses) recognized from trading securities held for investment
 
$
227

 
$
(147
)
Less: Realized losses from sales of trading securities held for investment
 
(2
)
 
(1
)
Unrealized gains (losses) from trading securities held for investment
 
$
229

 
$
(146
)