Quarterly report pursuant to Section 13 or 15(d)

Financial Instruments and Derivatives (Details)

v3.10.0.1
Financial Instruments and Derivatives (Details) - USD ($)
Sep. 30, 2018
Jun. 30, 2018
Derivative [Line Items]    
Losses associated with cash flow hedge expected to be reclassified within the next 12 months   $ 11,000
Designated as Hedging Instrument | Cash Flow Hedging | Interest Rate Swap    
Derivative [Line Items]    
Current Notional Amount $ 40,000,000  
Fixed Interest Rate 2.611%  
Estimated Fair Value $ (130,000)