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SEGMENT INFORMATION (Schedule of Assets, Depreciation and Amortization, and Capital Expenditures by Segment) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Segment Reporting, Asset Reconciling Item [Line Items]      
Total assets $ 126,651 $ 110,833  
Depreciation and amortization 3,706 4,881 $ 4,065
Asset's impairment 1,800    
Expenditure for segment assets 17,875 12,330  
OEM of Heat Transfer Solutions and Aviation Accessories [Member]      
Segment Reporting, Asset Reconciling Item [Line Items]      
Total assets 24,251 27,271  
Depreciation and amortization 690 2,174  
Asset's impairment 1,800    
Expenditure for segment assets 1,012 271  
MRO Services for heat transfer components and OEM of heat transfer solutions [Member]      
Segment Reporting, Asset Reconciling Item [Line Items]      
Total assets 39,193 27,267  
Depreciation and amortization 432 740  
Expenditure for segment assets 9,345 4,831  
MRO services for Aviation Components and Lease [Member]      
Segment Reporting, Asset Reconciling Item [Line Items]      
Total assets 55,616 45,112  
Depreciation and amortization 2,325 1,683  
Expenditure for segment assets 5,411 5,624  
Overhaul and coating of jet engine components [Member]      
Segment Reporting, Asset Reconciling Item [Line Items]      
Total assets 8,846 7,128  
Depreciation and amortization 259 284  
Expenditure for segment assets 2,107 1,604  
Amounts not allocated to segments [Member]      
Segment Reporting, Asset Reconciling Item [Line Items]      
Total assets (1,255) 4,055  
Depreciation and amortization 0 0  
Expenditure for segment assets $ 0 $ 0