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Derivatives (Interest Rate Swaps and Terms) (Details) - Interest rate swap designated as cash flow hedges - 1 Month LIBOR
$ in Thousands
9 Months Ended
Sep. 30, 2021
USD ($)
Derivative [Line Items]  
Notional Amount $ 28,933
Rate 2.4210% [Member]  
Derivative [Line Items]  
Notional Amount $ 28,933
Fixed rate 2.421%
Trade Date Jul. 03, 2013
Settlement Date Jul. 03, 2013
Maturity Date Aug. 01, 2023