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OTHER ASSETS (Tables)
 12 Months Ended
Dec. 31, 2017
Other Assets, Noncurrent Disclosure [Abstract]  
Schedule of Other Assets, Noncurrent [Table Text Block] Other long-term assets at December 31, 2017 and 2016, consisted of the following (amounts in thousands):
 
2017
 
2016
Investment in Wheels India Limited
$
47,267

 
$
40,766

Amortizable intangibles
15,275

 
16,401

Notes receivable
6,000

 
6,000

Other equity investments
4,637

 
3,149

Manufacturing spares
3,448

 
2,386

Prepaid software
691

 
3,807

Deferred financing costs
352

 
273

Investments for deferred compensation
—

 
9,668

Income tax receivable
—

 
5,668

Prepaid royalty
—

 
1,702

Other
4,222

 
5,031

 
$
81,892

 
$
94,851