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LEASES - Operating and Financing leases (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Balance sheet presentation of our operating and financing leases    
Operating lease right-of-use assets, net $ 668 $ 763
Finance lease right-of-use assets, net 194 257
Total lease assets 862 1,020
Current maturities of operating lease liabilities 222 199
Current maturities of finance lease liabilities 143 162
Operating lease liabilities, less current maturities 459 574
Finance lease liabilities, less current maturities 25 68
Total lease liabilities 849 1,003
HemeScreen Reagent Rental [Member]    
Balance sheet presentation of our operating and financing leases    
Finance lease right-of-use assets, net $ 3 $ 13