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Derivative Financial Instruments - Financial Instruments (Details) - Cash Flow
Dec. 31, 2020
USD ($)
derivative
Derivative Instruments and Hedging Activities Disclosures [Line Items]  
Number of interest-rate swap contracts (in derivatives) | derivative 2
Interest-rate Swap Contracts  
Derivative Instruments and Hedging Activities Disclosures [Line Items]  
Notional $ 35,627,000
Pay Rate 0.33%
Fair Value $ (81,000)