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ACQUISITION - Pro Forma (Details) - Coit Staffing, Inc. - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2021
Business Acquisition [Line Items]    
Revenue $ 25,126 $ 50,655
Net (loss) income $ (1,023) $ (1,416)