Derivative Instruments and Hedging Activities - Effect Of Derivatives On Interest Income (Details) - Designated as Hedging Instrument - Cash Flow Hedging - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gain (loss) on derivative, net	$ 2,624	$ (569)	$ 3,069	$ (1,200)
Interest Income
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gain (loss) on derivative, net	2,624	1,355	3,069	2,748
Interest Expense
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gain (loss) on derivative, net	$ 0	$ (1,924)	$ 0	$ (3,948)