Goodwill and Other Intangible Assets (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Goodwill And Other Intangible Assets [Line Items]
Purchased software costs, capitalized	$ 3,417	$ 3,383	$ 4,935
Purchased Software Costs [Member]
Goodwill And Other Intangible Assets [Line Items]
Purchased software costs, capitalized	$ 3,400	$ 3,400	$ 4,900
Minimum [Member] | Customer Relationships [Member]
Goodwill And Other Intangible Assets [Line Items]
Estimated useful life	10 years
Minimum [Member] | Purchased Software Costs [Member]
Goodwill And Other Intangible Assets [Line Items]
Estimated useful life	2 years
Maximum [Member] | Customer Relationships [Member]
Goodwill And Other Intangible Assets [Line Items]
Estimated useful life	14 years
Maximum [Member] | Purchased Software Costs [Member]
Goodwill And Other Intangible Assets [Line Items]
Estimated useful life	14 years