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Financial Instruments and Derivatives (Details)
Dec. 31, 2019
USD ($)
Derivative Instruments and Hedging Activities Disclosures [Line Items]  
Interest Rate Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months, Net $ (143,000)
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member]  
Derivative Instruments and Hedging Activities Disclosures [Line Items]  
Derivative Liability, Notional Amount $ 40,000,000
Derivative, Fixed Interest Rate 2.611%
Derivative Liability $ 313,000