Common and Preferred Stock Common and Preferred Stock (Schedule of Activity in the Outstanding Shares of the Company's Common Stock) (Details) - Common Stock [Member] - shares shares in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Increase (Decrease) in Common Stock [Roll Forward]
Shares outstanding, beginning balance	124,999	121,436	117,138
Awards and sales under employee and director plans	348	306	328
5% stock dividend	6,201	5,953	5,790
Other purchases of treasury stock	(1,355)	(2,684)	(1,807)
Other	(17)	(12)	(13)
Shares outstanding, ending balance	130,176	124,999	121,436