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LONG TERM DEBT (Tables)
 12 Months Ended
Dec. 31, 2020
Debt Disclosure [Abstract]  
Schedule of Maturities of Long-term Debt
The following are contractual maturities of long-term debt by year at December 31, 2020, excluding debt issuance costs of $27,000:
Year ending December 31,Principal
2021$1,157,000 
2022768,000 
2023802,000 
2024839,000 
2025592,000 
Thereafter466,000 
$4,624,000