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Investment (Income), Net (Tables)
 3 Months Ended
Aug. 31, 2016
Other Income And Expenses [Abstract]  
Investment (Income), Net

Investment (income), net, consists of the following components:

 

 

 

Three Months Ended

 

 

 

August 31,

 

(In thousands)

 

2016

 

 

2015

 

Interest (income)

 

$

(1,140

)

 

$

(1,364

)

(Gain) on sale of marketable securities

 

 

(2,584

)

 

 

(2,376

)

Other-than-temporary impairment on securities

 

 

186

 

 

 

-

 

Dividend (income)

 

 

(300

)

 

 

(328

)

Investment (income), net

 

$

(3,838

)

 

$

(4,068

)