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, 2022	Dec. 31, 2021	Dec. 31, 2020
Increase (Decrease) in Common Stock [Roll Forward]
Shares outstanding, beginning balance	121,436	117,138	112,132
Awards and sales under employee and director plans	306	328	335
5% stock dividend	5,953	5,790	5,574
Other purchases of treasury stock	(2,684)	(1,807)	(887)
Other	(12)	(13)	(16)
Shares outstanding, ending balance	124,999	121,436	117,138