Concentration Of Credit Risk (Narrative) (Details)	Dec. 31, 2021 USD ($) item	Dec. 31, 2020 USD ($)
Accounts secured by FDIC	1
FDIC coverage amount | $	$ 250,000
Uninsured cash balances | $	$ 4,162,000	$ 5,544,000
Community Bankers Bank [Member]
Accounts secured by FDIC	1
Suntrust Bank [Member]
Accounts secured by FDIC	1
Zions Bank [Member]
Accounts secured by FDIC	1