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INTANGIBLE ASSETS
 9 Months Ended
Sep. 30, 2019
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangible Assets Disclosure [Text Block] INTANGIBLE ASSETS, NET

The components of intangible assets consisted of the following as of the dates set forth below (amounts in thousands):
 
Weighted Average Useful Lives (in years) September 30, 2019
 
September 30,
2019
 
December 31,
2018
Amortizable intangible assets:
 
 
 
 
 
     Customer relationships
7.9
 
$
12,151

 
$
12,967

     Patents, trademarks and other
7.8
 
11,224

 
11,356

          Total at cost
 
 
23,375

 
24,323

     Less accumulated amortization
 
 
(13,407
)
 
(12,676
)
 
 
 
$
9,968

 
$
11,647


   
Amortization related to intangible assets for the nine months ended September 30, 2019 and 2018, totaled $1.5 million and $1.8 million, respectively. Intangible assets are included as a component of other assets in the Condensed Consolidated Balance Sheet.

The estimated aggregate amortization expense at September 30, 2019, for each of the years (or other periods) set forth below was as follows (amounts in thousands):
October 1 - December 31, 2019
$
573

2020
2,029

2021
1,331

2022
955

2023
955

Thereafter
4,125

 
$
9,968