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Interest Rate Swap (Details) - USD ($)
6 Months Ended
Jun. 30, 2018
Dec. 31, 2017
Derivative Instruments and Hedging Activities Disclosure [Abstract]    
Hedge ineffectiveness $ 0  
Level 2 | Interest Rate Swap    
Derivatives, Fair Value [Line Items]    
Weighted Average Interest Rate 4.11%  
Notional Amount $ 64,277,000 $ 66,046,000
Level 2 | Interest Rate Swap | Other Liabilities    
Derivatives, Fair Value [Line Items]    
Fair Value - asset (liability) $ 962,000