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CONTRACT ASSETS AND LIABILITIES (Details) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2022
Dec. 31, 2021
Schedule of costs and estimated earnings on uncompleted contracts [Abstract]    
Costs incurred on uncompleted contracts $ 64,501 $ 41,329
Estimated profits, thereon 20,502 17,143
Total 85,003 58,472
Less: billings to date 61,422 44,859
Net 23,581 13,613
Schedule of Costs and Estimated Earnings on Uncompleted Contracts Included in Condensed Consolidated Balance Sheets [Abstract]    
Costs and estimated profits in excess of billings 25,655 17,193
Billings in excess of costs and estimated profits (2,076) (3,581)
Translation adjustment 2 1
Net 23,581 $ 13,613
Balances previously classified as contract liabilities at the beginning of the period that have shipped $ 3,500