Derivative Financial Instruments - Effect of Derivative Instruments on Consolidated Statements of Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Net loss	$ (2,659)	$ (1,673)	$ (9,227)	$ (2,426)
Interest Rate Swap [Member] | Not Designated as Hedging Instrument [Member]
Net loss	(47)	(1,624)	(3,976)	(2,696)
Interest Rate Swap [Member] | Not Designated as Hedging Instrument [Member] | Other interest expense
Net loss	(101)	(27)	(166)	(49)
Interest Rate Swap [Member] | Not Designated as Hedging Instrument [Member] | Net loss from fair value adjustments
Net loss	54	(1,597)	(3,810)	(2,647)
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] | Fair Value Hedging [Member] | Interest and fees on loans
Net loss	(1,456)	(500)	(3,705)	(792)
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] | Other interest expense
Net loss	$ (1,156)	$ 451	$ (1,546)	$ 1,062