Supplemental Information (Earnings Per Share) (Details) - shares	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Earnings Per Share Reconciliation [Abstract]
Weighted-average Common Shares Outstanding – Basic	258,400,000	256,300,000	247,000,000.0
Assumed settlement of performance share units and restricted stock units	1,000,000.0	1,300,000	1,200,000
Dilutive effect of forward sale agreements	100,000	0	500,000
Weighted Average Number of Shares Outstanding, Diluted (in shares)	259,500,000	257,600,000	248,700,000
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)			0