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Derivatives (Details)
6 Months Ended
Jun. 30, 2017
USD ($)
contract
Dec. 31, 2016
USD ($)
Derivative [Line Items]    
Number of Interest Rate Derivatives Held | contract 2  
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net $ 0  
Designated as Hedging Instrument [Member] | Interest Rate Contract [Member]    
Derivative [Line Items]    
Derivative, Notional Amount 27,500,000 $ 27,500,000
Derivative Asset $ 865,000 $ 989,000