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OTHER INCOME (EXPENSE) (Tables)
 12 Months Ended
Dec. 31, 2014
OTHER INCOME, NET [Abstract]  
Interest and Other Income [Table Text Block]
Other income (expense) consisted of the following (amounts in thousands):
 
2014
 
2013
 
2012
Gain (loss) on sale of assets
$
3,438

 
$
(173
)
 
$
(707
)
Interest income
3,038

 
3,396

 
859

Discount amortization on prepaid royalty
2,712

 
3,296

 
3,736

Wheels India Limited equity income
2,108

 
1,430

 
401

Investment gain related to contractual obligation investments
1,116

 
1,315

 
1,022

Building rental income
903

 
846

 
710

Other income
343

 
1,825

 
802

Currency exchange loss
(31,713
)
 
(4,920
)
 
—

 
$
(18,055
)
 
$
7,015

 
$
6,823