Income Taxes (Narrative) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Taxes [Line Items]
U.S. statutory federal income tax rate		21.00%	21.00%
Valuation allowance		$ 0	$ 0
Income recognized in continuing operations related to non-segment income		1,300,000	1,400,000	$ 4,600,000
Liability for uncertain tax positions		0	$ 0	0
Release of liability due to expiration of statute of limitations		900,000		$ 900,000
Forecast [Member]
Income Taxes [Line Items]
Release of liability due to expiration of statute of limitations	$ 900,000
Accumulated Other Comprehensive Income (Loss), net of tax [Member]
Income Taxes [Line Items]
Realized Gains In Accumulated Other Comprehensive Income To Be Released Into Income From Continuing Operations In Future		$ 4,300,000