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Derivative Instruments and Hedging Activities - Derivative Instruments in Cash Flow Hedging Relationships (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of Gain or (Loss) Reclassified from AOCI into earnings $ (15) $ (5)
Amounts reclassified from AOCI into earnings related to hedge ineffectiveness 0 0
Amount expected to be relassified from AOCI into earnings related to hedge ineffectiveness 0 $ 0
Interest Rate Swap | Interest expense | Cash flow hedge    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of Gain or (Loss) Reclassified from AOCI into earnings $ (18)