Derivatives Financial Instruments - Interest Rate Swaps to Facilitate Customer's Transactions (Details) - Interest Rate Swap [Member] - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Derivative Instruments, Gain (Loss) [Line Items]
Transaction on income statement	$ 288	$ 299	$ 1,994	$ (3,345)
Non-hedged derivatives [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Transaction on income statement	$ 479		$ 489