Goodwill And Intangible Assets (Narrative) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment	$ 0	$ 0	$ 0
Intangible asset impairment	0	0	0
Other Intangibles [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization expense	$ 15,000,000.0	$ 6,300,000	$ 4,300,000