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OTHER SUPPLEMENTAL INFORMATION (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Accrued workers compensation $ 604 $ 699
Accrued job cost 1,320 1,385
Accrued legal and professional fees 36 691
Restructuring reserve   3,256
Short-term lease liability 2,985  
Other accrued expenses 1,463 2,376
Total $ 6,408 5,518
Lease    
Restructuring reserve   $ 367