Other Income and Expense
 3 Months Ended
Mar. 31, 2015
Other Income and Expenses [Abstract]  
Other Income and Other Expense Disclosure [Text Block]
5.    Other Income and Expense

Other income and expense consists of the following:
 
For the Three Months Ended
March 31,
 
2015
 
2014
 
(In thousands)
Interest income
$
(983
)
 
$
(711
)
Foreign currency loss, net
207

 
334

Other expense, net
278

 
413

Total other (income) expense, net
$
(498
)
 
$
36