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INTANGIBLE ASSETS (Tables)
 12 Months Ended
Dec. 31, 2022
Intangible Assets, Net (Excluding Goodwill) [Abstract]  
Schedule of Intangible Assets and Goodwill [Table Text Block]
The components of intangible assets for each of the years ended December 31, 2022 and 2021, were as follows (amounts in thousands):
Weighted- Average Useful Lives (in Years)20222021
Amortizable intangible assets:
     Patents, trademarks, and other10.59$10,693 $10,084 
          Total at cost10,693 10,084 
     Less accumulated amortization(9,083)(8,586)
$1,610 $1,498 
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]
The estimated aggregate amortization expense at December 31, 2022, for each of the years (or other periods) set forth below was as follows (amounts in thousands):
2023$175 
2024157 
2025153 
2026153 
2027153 
Thereafter819 
 $1,610