Acquisition of Riverview Financial Corporation (Pro Forma Information) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Business Acquisition [Line Items]
Net interest income after loan loss provision	$ 33,708	$ 25,727	$ 67,622	$ 50,052
Noninterest income	5,230	5,652	10,980	10,364
Noninterest expense	$ 23,915	19,456	$ 49,660	37,014
Riverview [Member]
Business Acquisition [Line Items]
Net interest income after loan loss provision		37,478		71,413
Noninterest income		9,347		16,582
Noninterest expense		31,910		60,708
Net income		$ 14,915		$ 27,287
Net income per common share		$ 760		$ 1,460