Derivative And Hedging Activities - Summary of Derivative Financial Instruments Income Statement (Details) - Interest Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Derivative Instruments And Hedging Activities Disclosures [Line Items]
Total amount of income presented in the income statement in which the effects of fair value or cash flow hedges are recorded	$ (194)	$ (43)
Interest Rate Contracts
The effects of fair value and cash flow hedging:
Amount of gain or (loss) reclassed from AOCI into income	(194)	(43)
Amount of gain or (loss) reclassed from AOCI into income - Excluded Component	$ (194)	$ (43)