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OTHER INCOME (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
USD ($)
Clinic
Jun. 30, 2019
USD ($)
Jun. 30, 2020
USD ($)
Clinic
Jun. 30, 2019
USD ($)
Other Income [Abstract]        
Gain on sale of closed clinics $ 1,100      
Number of clinics closed | Clinic 11   11  
Relief funds received $ 7,959 $ 0 $ 7,959 $ 0
Public Health and Social Services Emergency Fund [Member]        
Other Income [Abstract]        
Relief funds received     $ 7,900