Derivatives (Effect of Cash Flow Hedge Accounting on the 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
Derivative Instruments, Gain (Loss) [Line Items]
Amount reclassified from AOCI into income (expense)	[1],[2]	$ 22	$ 0	$ 22	$ 0
Interest Income [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount reclassified from AOCI into income (expense)				22
Total				22
Other Income [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount reclassified from AOCI into income (expense)				0
Total				$ 0

[1] Amounts are included in interest expense on short-term borrowings and repurchase agreements on the consolidated statements of income.

[2] Income tax amounts are included in the provision for income taxes on the consolidated statements of income.