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SIGNIFICANT ACCOUNTING POLICIES (Investments) (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Accounting Policies [Abstract]    
Company owned life insurance policy face amount $ 2,000,000  
Payments to acquire life insurance policies 4,082,000  
Cash surrender value of life insurance 4,998,000 $ 4,655,000
Increase (decrease) in cash surrender value of company owned life insurance $ 343,000 $ 295,000