CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (Parenthetical) - $ / shares	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021	Dec. 31, 2020
Statement of Stockholders' Equity [Abstract]
Common stock, par value per share (in dollars per share)	$ 1	$ 1	$ 1	$ 1	$ 1	$ 1	$ 1	$ 1
Dividends paid per common share (in dollars per share)	$ 0.50	$ 0.495	$ 1.00	$ 0.99