Common and Preferred Stock (Narrative) (Details) - $ / shares	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Nov. 01, 2019
Common Stock, Number of Shares, Par Value and Other Disclosure [Abstract]
Common stock dividend rate percentage	5.00%
Common stock, par value	$ 5	$ 5
Antidilutive Securities Excluded from Computation of Earnings Per Share (in shares)	163,000	92,000	333,000
Shares available for purchase under the current Board authorization				5,000,000
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased	3,112,058