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LONG-TERM DEBT (Aggregate Future Maturities on Long-Term Debt) (Details)
$ in Thousands
Dec. 31, 2020
USD ($)
Debt Instrument [Line Items]  
2021 $ 651
2022 205
2023 30
2024 31
2025 32
2026 and thereafter 83
Total 1,032
Department of Economic and Community Development (DECD)  
Debt Instrument [Line Items]  
2021 28
2022 29
2023 30
2024 31
2025 32
2026 and thereafter 83
Total 233
Financed Insurance Loan [Member]  
Debt Instrument [Line Items]  
2021 12
Total 12
Paycheck Protection Program [Member]  
Debt Instrument [Line Items]  
2021 611
2022 176
Total $ 787