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INVESTMENT IN AFFILIATES (Narrative) (Details)
Dec. 31, 2020
TAT-Engineering [Member]  
Investments in and Advances to Affiliates [Line Items]  
Percentage of Ownerhsip held 51.00%
TAT [Member]  
Investments in and Advances to Affiliates [Line Items]  
Percentage of Ownerhsip held 49.00%