Goodwill and Other Intangible Assets (Amortization Schedule for Intangible Assets) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Apr. 30, 2018	Nov. 30, 2015
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets	$ 77,000	$ 87,000
FNBPA Bancorp, Inc [Member]
Finite-Lived Intangible Assets [Line Items]
Beginning Balance at Acquisition Date					$ 303,000
FNBPA Bancorp, Inc [Member] | Core Deposits [Member]
Finite-Lived Intangible Assets [Line Items]
Beginning Balance at Acquisition Date					$ 303,000
Amortization of intangible assets	33,000	38,000	$ 152,000
Unamortized balance	80,000
Scheduled remaining amortization expense for years ended:
December 31, 2021	27,000
December 31, 2022	22,000
December 31, 2023	16,000
December 31, 2024	10,000
December 31, 2025	5,000
After December 31, 2025	0
Liverpool Community Bank [Member]
Finite-Lived Intangible Assets [Line Items]
Beginning Balance at Acquisition Date				$ 289,000
Liverpool Community Bank [Member] | Core Deposits [Member]
Finite-Lived Intangible Assets [Line Items]
Beginning Balance at Acquisition Date				$ 289,000
Amortization of intangible assets	44,000	$ 49,000	$ 35,000
Unamortized balance	161,000
Scheduled remaining amortization expense for years ended:
December 31, 2021	39,000
December 31, 2022	33,000
December 31, 2023	28,000
December 31, 2024	23,000
December 31, 2025	17,000
After December 31, 2025	$ 21,000