Consolidated Statements Of Equity (Parenthetical) - $ / shares	3 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021
Consolidated Statements Of Equity (Parenthetical) [Abstract]
Common Stock, Dividends, Per Share, Cash Paid	$ 0.2682	$ 0.2682	$ 0.2507
Dividend declared per common share		$ 0.2682		$ 0.2507
Issuance of common stock from stock purchase contracts , shares	9,029,461
Issuance of common stock under dividend reinvestment plan, shares	92,889	93,833	90,654	98,904
Repurchase of stock, shares	305	21,290	364	76,105
Equity compensation plan, shares	4,736	57,052	4,874	192,407
Exercise of stock options, shares	6,462	28,516	22,786	20,201