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Goodwill and Intangible Assets (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Goodwill and Intangible Assets          
Amortization of Intangible Assets $ 24 $ 27 $ 75 $ 69 $ 96
Useful life of purchased customer accounts     13 years